diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0b1b819..66c7b463 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ incremented for features.
 
 ## [Unreleased]
 
+## [0.20.0] - 2022-01-06
+
 ### Fixes
 
 * lang: `init_if_needed` now checks rent exemption when init is not needed ([#1250](https://github.com/project-serum/anchor/pull/1250)).
diff --git a/Cargo.lock b/Cargo.lock
index a3128b5f..0153f87f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -56,7 +56,7 @@ checksum = "6b2d54853319fd101b8dd81de382bcbf3e03410a64d8928bbee85a3e7dcde483"
 
 [[package]]
 name = "anchor-attribute-access-control"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -68,7 +68,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-account"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -81,7 +81,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-constant"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "proc-macro2 1.0.32",
@@ -90,7 +90,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-error"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "proc-macro2 1.0.32",
@@ -100,7 +100,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-event"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -111,7 +111,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-interface"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -123,7 +123,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-program"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -134,7 +134,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-attribute-state"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -145,7 +145,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-cli"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-client",
  "anchor-lang",
@@ -177,7 +177,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-client"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-lang",
  "anyhow",
@@ -191,7 +191,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-derive-accounts"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-syn",
  "anyhow",
@@ -202,7 +202,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-lang"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-attribute-access-control",
  "anchor-attribute-account",
@@ -224,7 +224,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-spl"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anchor-lang",
  "serum_dex",
@@ -235,7 +235,7 @@ dependencies = [
 
 [[package]]
 name = "anchor-syn"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "anyhow",
  "bs58 0.3.1",
diff --git a/VERSION b/VERSION
index 1cf0537c..5a03fb73 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.19.0
+0.20.0
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 25b8c292..b44ba152 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-cli"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["armaniferrante <armaniferrante@gmail.com>"]
 edition = "2018"
 
diff --git a/cli/npm-package/package.json b/cli/npm-package/package.json
index babf5381..02f666c3 100644
--- a/cli/npm-package/package.json
+++ b/cli/npm-package/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@project-serum/anchor-cli",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "description": "Anchor CLI tool",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/client/Cargo.toml b/client/Cargo.toml
index da0c26a0..7c5f9cdc 100644
--- a/client/Cargo.toml
+++ b/client/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-client"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 edition = "2018"
 license = "Apache-2.0"
@@ -10,7 +10,7 @@ description = "Rust client for Anchor programs"
 debug = []
 
 [dependencies]
-anchor-lang = { path = "../lang", version = "0.19.0" }
+anchor-lang = { path = "../lang", version = "0.20.0" }
 anyhow = "1.0.32"
 regex = "1.4.5"
 serde = { version = "1.0.122", features = ["derive"] }
diff --git a/docs/src/getting-started/installation.md b/docs/src/getting-started/installation.md
index 523169d6..65e51b4b 100644
--- a/docs/src/getting-started/installation.md
+++ b/docs/src/getting-started/installation.md
@@ -44,7 +44,7 @@ npm i -g @project-serum/anchor-cli
 For now, we can use Cargo to install the CLI.
 
 ```bash
-cargo install --git https://github.com/project-serum/anchor --tag v0.19.0 anchor-cli --locked
+cargo install --git https://github.com/project-serum/anchor --tag v0.20.0 anchor-cli --locked
 ```
 
 On Linux systems you may need to install additional dependencies if `cargo install` fails. On Ubuntu,
diff --git a/docs/src/getting-started/publishing.md b/docs/src/getting-started/publishing.md
index f38e4772..e69ebdb5 100644
--- a/docs/src/getting-started/publishing.md
+++ b/docs/src/getting-started/publishing.md
@@ -30,7 +30,7 @@ have an `Anchor.toml` to define the build.
 An example `Anchor.toml` config looks as follows,
 
 ```toml
-anchor_version = "0.19.0"
+anchor_version = "0.20.0"
 
 [workspace]
 members = ["programs/multisig"]
diff --git a/docs/src/getting-started/verification.md b/docs/src/getting-started/verification.md
index f82158fe..6661c49b 100644
--- a/docs/src/getting-started/verification.md
+++ b/docs/src/getting-started/verification.md
@@ -32,10 +32,10 @@ If the program has an IDL, it will also check the IDL deployed on chain matches.
 
 ## Images
 
-A docker image for each version of Anchor is published on [Docker Hub](https://hub.docker.com/r/projectserum/build). They are tagged in the form `projectserum/build:<version>`. For example, to get the image for Anchor `v0.19.0` one can run
+A docker image for each version of Anchor is published on [Docker Hub](https://hub.docker.com/r/projectserum/build). They are tagged in the form `projectserum/build:<version>`. For example, to get the image for Anchor `v0.20.0` one can run
 
 ```
-docker pull projectserum/build:v0.19.0
+docker pull projectserum/build:v0.20.0
 ```
 
 ## Removing an Image
diff --git a/examples/tutorial/basic-0/package.json b/examples/tutorial/basic-0/package.json
index d5cf75ac..92256dea 100644
--- a/examples/tutorial/basic-0/package.json
+++ b/examples/tutorial/basic-0/package.json
@@ -1,6 +1,6 @@
 {
   "name": "basic-0",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/examples/tutorial/basic-1/package.json b/examples/tutorial/basic-1/package.json
index e9a1865d..ddf07bf1 100644
--- a/examples/tutorial/basic-1/package.json
+++ b/examples/tutorial/basic-1/package.json
@@ -1,6 +1,6 @@
 {
   "name": "basic-1",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/examples/tutorial/basic-2/package.json b/examples/tutorial/basic-2/package.json
index bb22dd88..cd6d664a 100644
--- a/examples/tutorial/basic-2/package.json
+++ b/examples/tutorial/basic-2/package.json
@@ -1,6 +1,6 @@
 {
   "name": "basic-2",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/examples/tutorial/basic-3/package.json b/examples/tutorial/basic-3/package.json
index a30a19c8..ee4d88c5 100644
--- a/examples/tutorial/basic-3/package.json
+++ b/examples/tutorial/basic-3/package.json
@@ -1,6 +1,6 @@
 {
   "name": "basic-3",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/examples/tutorial/basic-4/package.json b/examples/tutorial/basic-4/package.json
index 6d4ec03e..92d89ee9 100644
--- a/examples/tutorial/basic-4/package.json
+++ b/examples/tutorial/basic-4/package.json
@@ -1,6 +1,6 @@
 {
   "name": "basic-4",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/examples/tutorial/package.json b/examples/tutorial/package.json
index fb4bed1c..70057ed7 100644
--- a/examples/tutorial/package.json
+++ b/examples/tutorial/package.json
@@ -13,7 +13,7 @@
     "basic-4"
   ],
   "dependencies": {
-    "@project-serum/anchor": "^0.19.0"
+    "@project-serum/anchor": "^0.20.0"
   },
   "devDependencies": {
     "mocha": "^9.1.3",
diff --git a/lang/Cargo.toml b/lang/Cargo.toml
index 57c1b67f..6ed99f44 100644
--- a/lang/Cargo.toml
+++ b/lang/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-lang"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 edition = "2018"
@@ -24,15 +24,15 @@ anchor-debug = [
 ]
 
 [dependencies]
-anchor-attribute-access-control = { path = "./attribute/access-control", version = "0.19.0" }
-anchor-attribute-account = { path = "./attribute/account", version = "0.19.0" }
-anchor-attribute-constant = { path = "./attribute/constant", version = "0.19.0" }
-anchor-attribute-error = { path = "./attribute/error", version = "0.19.0" }
-anchor-attribute-program = { path = "./attribute/program", version = "0.19.0" }
-anchor-attribute-state = { path = "./attribute/state", version = "0.19.0" }
-anchor-attribute-interface = { path = "./attribute/interface", version = "0.19.0" }
-anchor-attribute-event = { path = "./attribute/event", version = "0.19.0" }
-anchor-derive-accounts = { path = "./derive/accounts", version = "0.19.0" }
+anchor-attribute-access-control = { path = "./attribute/access-control", version = "0.20.0" }
+anchor-attribute-account = { path = "./attribute/account", version = "0.20.0" }
+anchor-attribute-constant = { path = "./attribute/constant", version = "0.20.0" }
+anchor-attribute-error = { path = "./attribute/error", version = "0.20.0" }
+anchor-attribute-program = { path = "./attribute/program", version = "0.20.0" }
+anchor-attribute-state = { path = "./attribute/state", version = "0.20.0" }
+anchor-attribute-interface = { path = "./attribute/interface", version = "0.20.0" }
+anchor-attribute-event = { path = "./attribute/event", version = "0.20.0" }
+anchor-derive-accounts = { path = "./derive/accounts", version = "0.20.0" }
 arrayref = "0.3.6"
 base64 = "0.13.0"
 borsh = "0.9"
diff --git a/lang/attribute/access-control/Cargo.toml b/lang/attribute/access-control/Cargo.toml
index f2437455..1564c3eb 100644
--- a/lang/attribute/access-control/Cargo.toml
+++ b/lang/attribute/access-control/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-access-control"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -18,5 +18,5 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0" }
+anchor-syn = { path = "../../syn", version = "0.20.0" }
 regex = "1.0"
diff --git a/lang/attribute/account/Cargo.toml b/lang/attribute/account/Cargo.toml
index 3c04fef8..e84022fc 100644
--- a/lang/attribute/account/Cargo.toml
+++ b/lang/attribute/account/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-account"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -18,6 +18,6 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0", features = ["hash"] }
+anchor-syn = { path = "../../syn", version = "0.20.0", features = ["hash"] }
 rustversion = "1.0.3"
 bs58 = "0.4.0"
\ No newline at end of file
diff --git a/lang/attribute/constant/Cargo.toml b/lang/attribute/constant/Cargo.toml
index 95845152..45bf1e29 100644
--- a/lang/attribute/constant/Cargo.toml
+++ b/lang/attribute/constant/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-constant"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -16,4 +16,4 @@ anchor-debug = ["anchor-syn/anchor-debug"]
 [dependencies]
 proc-macro2 = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
-anchor-syn = { path = "../../syn", version = "0.19.0" }
+anchor-syn = { path = "../../syn", version = "0.20.0" }
diff --git a/lang/attribute/error/Cargo.toml b/lang/attribute/error/Cargo.toml
index 5aa55ed7..4c90c4ae 100644
--- a/lang/attribute/error/Cargo.toml
+++ b/lang/attribute/error/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-error"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -17,4 +17,4 @@ anchor-debug = ["anchor-syn/anchor-debug"]
 proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
-anchor-syn = { path = "../../syn", version = "0.19.0" }
\ No newline at end of file
+anchor-syn = { path = "../../syn", version = "0.20.0" }
\ No newline at end of file
diff --git a/lang/attribute/event/Cargo.toml b/lang/attribute/event/Cargo.toml
index e1877c2c..f9e462ac 100644
--- a/lang/attribute/event/Cargo.toml
+++ b/lang/attribute/event/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-event"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -18,4 +18,4 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0", features = ["hash"] }
+anchor-syn = { path = "../../syn", version = "0.20.0", features = ["hash"] }
diff --git a/lang/attribute/interface/Cargo.toml b/lang/attribute/interface/Cargo.toml
index 598c8230..7f21ac2d 100644
--- a/lang/attribute/interface/Cargo.toml
+++ b/lang/attribute/interface/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-interface"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -18,5 +18,5 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0" }
+anchor-syn = { path = "../../syn", version = "0.20.0" }
 heck = "0.3.2"
diff --git a/lang/attribute/program/Cargo.toml b/lang/attribute/program/Cargo.toml
index 54680721..f95c55d2 100644
--- a/lang/attribute/program/Cargo.toml
+++ b/lang/attribute/program/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-program"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -18,4 +18,4 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0" }
+anchor-syn = { path = "../../syn", version = "0.20.0" }
diff --git a/lang/attribute/state/Cargo.toml b/lang/attribute/state/Cargo.toml
index 29a07110..113d72c4 100644
--- a/lang/attribute/state/Cargo.toml
+++ b/lang/attribute/state/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-attribute-state"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -18,4 +18,4 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0" }
+anchor-syn = { path = "../../syn", version = "0.20.0" }
diff --git a/lang/derive/accounts/Cargo.toml b/lang/derive/accounts/Cargo.toml
index 25a03bf2..e8912601 100644
--- a/lang/derive/accounts/Cargo.toml
+++ b/lang/derive/accounts/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-derive-accounts"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
@@ -19,4 +19,4 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "1.0.60", features = ["full"] }
 anyhow = "1.0.32"
-anchor-syn = { path = "../../syn", version = "0.19.0" }
+anchor-syn = { path = "../../syn", version = "0.20.0" }
diff --git a/lang/syn/Cargo.toml b/lang/syn/Cargo.toml
index 5ecc86e1..48bf9fe2 100644
--- a/lang/syn/Cargo.toml
+++ b/lang/syn/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-syn"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/project-serum/anchor"
 license = "Apache-2.0"
diff --git a/spl/Cargo.toml b/spl/Cargo.toml
index cf34ed21..eb58b4de 100644
--- a/spl/Cargo.toml
+++ b/spl/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "anchor-spl"
-version = "0.19.0"
+version = "0.20.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 edition = "2018"
 license = "Apache-2.0"
@@ -17,7 +17,7 @@ devnet = []
 dex = ["serum_dex"]
 
 [dependencies]
-anchor-lang = { path = "../lang", version = "0.19.0", features = ["derive"] }
+anchor-lang = { path = "../lang", version = "0.20.0", features = ["derive"] }
 serum_dex = { git = "https://github.com/project-serum/serum-dex", rev = "1be91f2", version = "0.4.0", features = ["no-entrypoint"], optional = true }
 solana-program = "1.8.5"
 spl-token = { version = "3.1.1", features = ["no-entrypoint"] }
diff --git a/tests/bpf-upgradeable-state/package.json b/tests/bpf-upgradeable-state/package.json
index 8b2f8b92..27bc2e10 100644
--- a/tests/bpf-upgradeable-state/package.json
+++ b/tests/bpf-upgradeable-state/package.json
@@ -1,6 +1,6 @@
 {
     "dependencies": {
-        "@project-serum/anchor": "^0.19.0"
+        "@project-serum/anchor": "^0.20.0"
     },
     "devDependencies": {
         "chai": "^4.3.4",
diff --git a/tests/cashiers-check/package.json b/tests/cashiers-check/package.json
index 73abea3f..85c4291c 100644
--- a/tests/cashiers-check/package.json
+++ b/tests/cashiers-check/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cashiers-check",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/cfo/package.json b/tests/cfo/package.json
index 2df1a30d..015fe80f 100644
--- a/tests/cfo/package.json
+++ b/tests/cfo/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cfo",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/chat/package.json b/tests/chat/package.json
index 8a177a9b..f57ddf58 100644
--- a/tests/chat/package.json
+++ b/tests/chat/package.json
@@ -1,6 +1,6 @@
 {
   "name": "chat",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/composite/package.json b/tests/composite/package.json
index 95de2092..a4dafb59 100644
--- a/tests/composite/package.json
+++ b/tests/composite/package.json
@@ -1,6 +1,6 @@
 {
   "name": "composite",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/errors/package.json b/tests/errors/package.json
index cc47c538..f94c4223 100644
--- a/tests/errors/package.json
+++ b/tests/errors/package.json
@@ -1,6 +1,6 @@
 {
   "name": "errors",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/escrow/package.json b/tests/escrow/package.json
index ffe046f3..5ce18057 100644
--- a/tests/escrow/package.json
+++ b/tests/escrow/package.json
@@ -1,6 +1,6 @@
 {
   "name": "escrow",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/events/package.json b/tests/events/package.json
index 2c5327aa..0640024d 100644
--- a/tests/events/package.json
+++ b/tests/events/package.json
@@ -1,6 +1,6 @@
 {
   "name": "events",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/ido-pool/package.json b/tests/ido-pool/package.json
index 4183dc1e..f6710b53 100644
--- a/tests/ido-pool/package.json
+++ b/tests/ido-pool/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ido-pool",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/interface/package.json b/tests/interface/package.json
index 7164896d..34f1ee5f 100644
--- a/tests/interface/package.json
+++ b/tests/interface/package.json
@@ -1,6 +1,6 @@
 {
   "name": "interface",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/lockup/package.json b/tests/lockup/package.json
index 1fee3ac2..e174bbb6 100644
--- a/tests/lockup/package.json
+++ b/tests/lockup/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lockup",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/misc/package.json b/tests/misc/package.json
index 3f7d3b3f..9a73969a 100644
--- a/tests/misc/package.json
+++ b/tests/misc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "misc",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/multisig/package.json b/tests/multisig/package.json
index 5b7f0c4a..1310195e 100644
--- a/tests/multisig/package.json
+++ b/tests/multisig/package.json
@@ -1,6 +1,6 @@
 {
   "name": "multisig",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/package.json b/tests/package.json
index 66000d27..9fe956c9 100644
--- a/tests/package.json
+++ b/tests/package.json
@@ -29,7 +29,7 @@
     "zero-copy"
   ],
   "dependencies": {
-    "@project-serum/anchor": "^0.19.0",
+    "@project-serum/anchor": "^0.20.0",
     "@project-serum/common": "^0.0.1-beta.3",
     "@project-serum/serum": "^0.13.60",
     "@solana/spl-token": "^0.1.8"
diff --git a/tests/pyth/package.json b/tests/pyth/package.json
index 6ee122b2..480b1445 100644
--- a/tests/pyth/package.json
+++ b/tests/pyth/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pyth",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/spl/token-proxy/package.json b/tests/spl/token-proxy/package.json
index 46ab56c9..93db1e75 100644
--- a/tests/spl/token-proxy/package.json
+++ b/tests/spl/token-proxy/package.json
@@ -1,6 +1,6 @@
 {
   "name": "token-proxy",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/swap/package.json b/tests/swap/package.json
index 143a09c3..4bd2822e 100644
--- a/tests/swap/package.json
+++ b/tests/swap/package.json
@@ -1,6 +1,6 @@
 {
   "name": "swap",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/system-accounts/package.json b/tests/system-accounts/package.json
index f5ebed96..72524cdb 100644
--- a/tests/system-accounts/package.json
+++ b/tests/system-accounts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "system-accounts",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/sysvars/package.json b/tests/sysvars/package.json
index 188219b3..9b727cd9 100644
--- a/tests/sysvars/package.json
+++ b/tests/sysvars/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sysvars",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/tictactoe/package.json b/tests/tictactoe/package.json
index b8b7ca3c..e471a9de 100644
--- a/tests/tictactoe/package.json
+++ b/tests/tictactoe/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tictactoe",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/typescript/package.json b/tests/typescript/package.json
index 7832d56b..2288f8b0 100644
--- a/tests/typescript/package.json
+++ b/tests/typescript/package.json
@@ -1,6 +1,6 @@
 {
   "name": "typescript-example",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/tests/zero-copy/package.json b/tests/zero-copy/package.json
index e1cce09a..ea3b0287 100644
--- a/tests/zero-copy/package.json
+++ b/tests/zero-copy/package.json
@@ -1,6 +1,6 @@
 {
   "name": "zero-copy",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "license": "(MIT OR Apache-2.0)",
   "homepage": "https://github.com/project-serum/anchor#readme",
   "bugs": {
diff --git a/ts/package.json b/ts/package.json
index ad635e4a..bd3e05ab 100644
--- a/ts/package.json
+++ b/ts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@project-serum/anchor",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "description": "Anchor client",
   "module": "./dist/esm/index.js",
   "main": "./dist/cjs/index.js",