diff --git a/avm/Cargo.toml b/avm/Cargo.toml
index d31ffdfac..870d921a5 100644
--- a/avm/Cargo.toml
+++ b/avm/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "avm"
 version = "0.25.0"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [[bin]]
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 17265596a..39a00302e 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -2,7 +2,7 @@
 name = "anchor-cli"
 version = "0.25.0"
 authors = ["armaniferrante <armaniferrante@gmail.com>"]
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 repository = "https://github.com/coral-xyz/anchor"
 description = "Anchor CLI"
@@ -28,11 +28,11 @@ shellexpand = "2.1.0"
 toml = "0.5.8"
 semver = "1.0.4"
 serde = { version = "1.0.122", features = ["derive"] }
-solana-sdk = "1.13.3"
-solana-program = "1.13.3"
-solana-client = "1.13.3"
-solana-cli-config = "1.13.3"
-solana-faucet = "1.13.3"
+solana-sdk = "1.13.5"
+solana-program = "1.13.5"
+solana-client = "1.13.5"
+solana-cli-config = "1.13.5"
+solana-faucet = "1.13.5"
 dirs = "4.0"
 heck = "0.4.0"
 flate2 = "1.0.19"
diff --git a/client/Cargo.toml b/client/Cargo.toml
index 2787d2003..dc94057ff 100644
--- a/client/Cargo.toml
+++ b/client/Cargo.toml
@@ -2,7 +2,7 @@
 name = "anchor-client"
 version = "0.25.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 license = "Apache-2.0"
 description = "Rust client for Anchor programs"
@@ -16,7 +16,7 @@ anyhow = "1.0.32"
 regex = "1.4.5"
 serde = { version = "1.0.122", features = ["derive"] }
 solana-client = "1.14.7"
-solana-sdk = "1.13.3"
-solana-account-decoder = "1.13.3"
+solana-sdk = "1.13.5"
+solana-account-decoder = "1.13.5"
 thiserror = "1.0.20"
 url = "2.2.2"
diff --git a/client/example/Cargo.toml b/client/example/Cargo.toml
index 10398dda3..769f7286c 100644
--- a/client/example/Cargo.toml
+++ b/client/example/Cargo.toml
@@ -2,7 +2,7 @@
 name = "example"
 version = "0.1.0"
 authors = ["Armani Ferrante <armaniferrante@gmail.com>"]
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [workspace]
@@ -16,4 +16,4 @@ events = { path = "../../tests/events/programs/events", features = ["no-entrypoi
 shellexpand = "2.1.0"
 anyhow = "1.0.32"
 clap = { version = "4.0.26", features = ["derive"] }
-solana-sdk = "1.13.3"
+solana-sdk = "1.13.5"
diff --git a/docker/Makefile b/docker/Makefile
index 5171194f4..64c57669d 100644
--- a/docker/Makefile
+++ b/docker/Makefile
@@ -6,7 +6,7 @@ ANCHOR_CLI=v$(shell awk -F ' = ' '$$1 ~ /version/ { gsub(/[\"]/, "", $$2); print
 #
 # Solana toolchain.
 #
-SOLANA_CLI=v1.13.3
+SOLANA_CLI=v1.13.5
 #
 # Build version should match the Anchor cli version.
 #
diff --git a/examples/tutorial/basic-0/programs/basic-0/Cargo.toml b/examples/tutorial/basic-0/programs/basic-0/Cargo.toml
index 24610332d..fff101680 100644
--- a/examples/tutorial/basic-0/programs/basic-0/Cargo.toml
+++ b/examples/tutorial/basic-0/programs/basic-0/Cargo.toml
@@ -2,7 +2,7 @@
 name = "basic-0"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/examples/tutorial/basic-1/programs/basic-1/Cargo.toml b/examples/tutorial/basic-1/programs/basic-1/Cargo.toml
index b0c58db39..f6b91f168 100644
--- a/examples/tutorial/basic-1/programs/basic-1/Cargo.toml
+++ b/examples/tutorial/basic-1/programs/basic-1/Cargo.toml
@@ -2,7 +2,7 @@
 name = "basic-1"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/examples/tutorial/basic-2/programs/basic-2/Cargo.toml b/examples/tutorial/basic-2/programs/basic-2/Cargo.toml
index 17c55c351..f25afb8a8 100644
--- a/examples/tutorial/basic-2/programs/basic-2/Cargo.toml
+++ b/examples/tutorial/basic-2/programs/basic-2/Cargo.toml
@@ -2,7 +2,7 @@
 name = "basic-2"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/examples/tutorial/basic-3/programs/puppet-master/Cargo.toml b/examples/tutorial/basic-3/programs/puppet-master/Cargo.toml
index 35ad97a13..cbdc18a5e 100644
--- a/examples/tutorial/basic-3/programs/puppet-master/Cargo.toml
+++ b/examples/tutorial/basic-3/programs/puppet-master/Cargo.toml
@@ -2,7 +2,7 @@
 name = "puppet-master"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/examples/tutorial/basic-3/programs/puppet/Cargo.toml b/examples/tutorial/basic-3/programs/puppet/Cargo.toml
index 85d5a8555..b4d4d1199 100644
--- a/examples/tutorial/basic-3/programs/puppet/Cargo.toml
+++ b/examples/tutorial/basic-3/programs/puppet/Cargo.toml
@@ -2,7 +2,7 @@
 name = "puppet"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/examples/tutorial/basic-4/programs/basic-4/Cargo.toml b/examples/tutorial/basic-4/programs/basic-4/Cargo.toml
index ab69c4b73..1d971632d 100644
--- a/examples/tutorial/basic-4/programs/basic-4/Cargo.toml
+++ b/examples/tutorial/basic-4/programs/basic-4/Cargo.toml
@@ -2,7 +2,7 @@
 name = "basic-4"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/Cargo.toml b/lang/Cargo.toml
index 29e4c318e..82c56c73e 100644
--- a/lang/Cargo.toml
+++ b/lang/Cargo.toml
@@ -3,7 +3,7 @@ name = "anchor-lang"
 version = "0.25.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 license = "Apache-2.0"
 description = "Solana Sealevel eDSL"
@@ -39,6 +39,6 @@ arrayref = "0.3.6"
 base64 = "0.13.0"
 borsh = "0.9"
 bytemuck = "1.4.0"
-solana-program = "1.13.3"
+solana-program = "1.13.5"
 thiserror = "1.0.20"
 bincode = "1.3.3"
diff --git a/lang/attribute/access-control/Cargo.toml b/lang/attribute/access-control/Cargo.toml
index dee564471..7bd124aa7 100644
--- a/lang/attribute/access-control/Cargo.toml
+++ b/lang/attribute/access-control/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor attribute macro for instruction access control"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/account/Cargo.toml b/lang/attribute/account/Cargo.toml
index 868e3e751..485057c10 100644
--- a/lang/attribute/account/Cargo.toml
+++ b/lang/attribute/account/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor attribute macro for defining an account"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/constant/Cargo.toml b/lang/attribute/constant/Cargo.toml
index a5fb8f7a1..51dc78296 100644
--- a/lang/attribute/constant/Cargo.toml
+++ b/lang/attribute/constant/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor attribute macro for creating constant types"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/error/Cargo.toml b/lang/attribute/error/Cargo.toml
index 5c5910be3..b2fc8854e 100644
--- a/lang/attribute/error/Cargo.toml
+++ b/lang/attribute/error/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor attribute macro for creating error types"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/event/Cargo.toml b/lang/attribute/event/Cargo.toml
index 07bbbea1c..0eb45279d 100644
--- a/lang/attribute/event/Cargo.toml
+++ b/lang/attribute/event/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor attribute macro for defining an event"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/interface/Cargo.toml b/lang/attribute/interface/Cargo.toml
index 0143c3799..cafb3d1ba 100644
--- a/lang/attribute/interface/Cargo.toml
+++ b/lang/attribute/interface/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Attribute for defining a program interface trait"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/program/Cargo.toml b/lang/attribute/program/Cargo.toml
index c03762f9c..a5100e86c 100644
--- a/lang/attribute/program/Cargo.toml
+++ b/lang/attribute/program/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor attribute macro for defining a program"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/attribute/state/Cargo.toml b/lang/attribute/state/Cargo.toml
index 283f17e1d..b1372b152 100644
--- a/lang/attribute/state/Cargo.toml
+++ b/lang/attribute/state/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Attribute for defining a program state struct"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/derive/accounts/Cargo.toml b/lang/derive/accounts/Cargo.toml
index 5dcb3aa14..efffc6105 100644
--- a/lang/derive/accounts/Cargo.toml
+++ b/lang/derive/accounts/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor Derive macro for accounts"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/lang/syn/Cargo.toml b/lang/syn/Cargo.toml
index c1452dc69..cc64c48c3 100644
--- a/lang/syn/Cargo.toml
+++ b/lang/syn/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Serum Foundation <foundation@projectserum.com>"]
 repository = "https://github.com/coral-xyz/anchor"
 license = "Apache-2.0"
 description = "Anchor syntax parsing and code generation tools"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [features]
diff --git a/spl/Cargo.toml b/spl/Cargo.toml
index 8c2ed7069..558490d98 100644
--- a/spl/Cargo.toml
+++ b/spl/Cargo.toml
@@ -2,7 +2,7 @@
 name = "anchor-spl"
 version = "0.25.0"
 authors = ["Serum Foundation <foundation@projectserum.com>"]
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 license = "Apache-2.0"
 description = "CPI clients for SPL programs"
@@ -23,7 +23,7 @@ dex = ["serum_dex"]
 anchor-lang = { path = "../lang", version = "0.25.0", features = ["derive"] }
 borsh = { version = "^0.9", optional = true }
 serum_dex = { git = "https://github.com/project-serum/serum-dex", rev = "1be91f2", version = "0.4.0", features = ["no-entrypoint"], optional = true }
-solana-program = "1.13.3"
+solana-program = "1.13.5"
 spl-token = { version = "3.5.0", features = ["no-entrypoint"], optional = true }
 spl-associated-token-account = { version = "1.1.1", features = ["no-entrypoint"], optional = true }
 mpl-token-metadata = { version = "1.4.3", optional = true, features = ["no-entrypoint"] }
diff --git a/tests/bpf-upgradeable-state/programs/bpf-upgradeable-state/Cargo.toml b/tests/bpf-upgradeable-state/programs/bpf-upgradeable-state/Cargo.toml
index e9fca1901..65ae7cb59 100644
--- a/tests/bpf-upgradeable-state/programs/bpf-upgradeable-state/Cargo.toml
+++ b/tests/bpf-upgradeable-state/programs/bpf-upgradeable-state/Cargo.toml
@@ -2,7 +2,7 @@
 name = "bpf-upgradeable-state"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/cashiers-check/programs/cashiers-check/Cargo.toml b/tests/cashiers-check/programs/cashiers-check/Cargo.toml
index 165c5f432..94ef74ad7 100644
--- a/tests/cashiers-check/programs/cashiers-check/Cargo.toml
+++ b/tests/cashiers-check/programs/cashiers-check/Cargo.toml
@@ -2,7 +2,7 @@
 name = "cashiers-check"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/cfo/programs/cfo/Cargo.toml b/tests/cfo/programs/cfo/Cargo.toml
index fdbf14ccf..90f65e72f 100644
--- a/tests/cfo/programs/cfo/Cargo.toml
+++ b/tests/cfo/programs/cfo/Cargo.toml
@@ -2,7 +2,7 @@
 name = "cfo"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/chat/programs/chat/Cargo.toml b/tests/chat/programs/chat/Cargo.toml
index 6ba8679d6..45b1f10d9 100644
--- a/tests/chat/programs/chat/Cargo.toml
+++ b/tests/chat/programs/chat/Cargo.toml
@@ -2,7 +2,7 @@
 name = "chat"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/composite/programs/composite/Cargo.toml b/tests/composite/programs/composite/Cargo.toml
index 951b32c88..e8508d2fd 100644
--- a/tests/composite/programs/composite/Cargo.toml
+++ b/tests/composite/programs/composite/Cargo.toml
@@ -2,7 +2,7 @@
 name = "composite"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/custom-coder/programs/native-system/Cargo.toml b/tests/custom-coder/programs/native-system/Cargo.toml
index 86d2efc67..c12fa81f6 100644
--- a/tests/custom-coder/programs/native-system/Cargo.toml
+++ b/tests/custom-coder/programs/native-system/Cargo.toml
@@ -2,7 +2,7 @@
 name = "native-system"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/custom-coder/programs/spl-token/Cargo.toml b/tests/custom-coder/programs/spl-token/Cargo.toml
index 99788da16..988b54507 100644
--- a/tests/custom-coder/programs/spl-token/Cargo.toml
+++ b/tests/custom-coder/programs/spl-token/Cargo.toml
@@ -2,7 +2,7 @@
 name = "spl-token"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/errors/programs/errors/Cargo.toml b/tests/errors/programs/errors/Cargo.toml
index 8eb723602..d4f5d665f 100644
--- a/tests/errors/programs/errors/Cargo.toml
+++ b/tests/errors/programs/errors/Cargo.toml
@@ -2,7 +2,7 @@
 name = "errors"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/escrow/programs/escrow/Cargo.toml b/tests/escrow/programs/escrow/Cargo.toml
index 9da089348..934997939 100644
--- a/tests/escrow/programs/escrow/Cargo.toml
+++ b/tests/escrow/programs/escrow/Cargo.toml
@@ -2,7 +2,7 @@
 name = "escrow"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/events/programs/events/Cargo.toml b/tests/events/programs/events/Cargo.toml
index 62fc6f6d5..252eb6d9a 100644
--- a/tests/events/programs/events/Cargo.toml
+++ b/tests/events/programs/events/Cargo.toml
@@ -2,7 +2,7 @@
 name = "events"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/ido-pool/programs/ido-pool/Cargo.toml b/tests/ido-pool/programs/ido-pool/Cargo.toml
index 2eac5acce..4ed124f34 100644
--- a/tests/ido-pool/programs/ido-pool/Cargo.toml
+++ b/tests/ido-pool/programs/ido-pool/Cargo.toml
@@ -2,7 +2,7 @@
 name = "ido-pool"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/interface/programs/counter-auth/Cargo.toml b/tests/interface/programs/counter-auth/Cargo.toml
index 0fd7e53b6..abf20bb5d 100644
--- a/tests/interface/programs/counter-auth/Cargo.toml
+++ b/tests/interface/programs/counter-auth/Cargo.toml
@@ -2,7 +2,7 @@
 name = "counter-auth"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/interface/programs/counter/Cargo.toml b/tests/interface/programs/counter/Cargo.toml
index b8a3ed4a2..d73bc60d0 100644
--- a/tests/interface/programs/counter/Cargo.toml
+++ b/tests/interface/programs/counter/Cargo.toml
@@ -2,7 +2,7 @@
 name = "counter"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/lockup/programs/lockup/Cargo.toml b/tests/lockup/programs/lockup/Cargo.toml
index f7d08c8c6..c9b37e3d0 100644
--- a/tests/lockup/programs/lockup/Cargo.toml
+++ b/tests/lockup/programs/lockup/Cargo.toml
@@ -2,7 +2,7 @@
 name = "lockup"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/lockup/programs/registry/Cargo.toml b/tests/lockup/programs/registry/Cargo.toml
index b0063e5aa..1f93b1e77 100644
--- a/tests/lockup/programs/registry/Cargo.toml
+++ b/tests/lockup/programs/registry/Cargo.toml
@@ -2,7 +2,7 @@
 name = "registry"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/misc/programs/idl_doc/Cargo.toml b/tests/misc/programs/idl_doc/Cargo.toml
index fb9ce877d..447a29b96 100644
--- a/tests/misc/programs/idl_doc/Cargo.toml
+++ b/tests/misc/programs/idl_doc/Cargo.toml
@@ -2,7 +2,7 @@
 name = "idl_doc"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/misc/programs/misc/Cargo.toml b/tests/misc/programs/misc/Cargo.toml
index 248b3e35a..2ff11fcc7 100644
--- a/tests/misc/programs/misc/Cargo.toml
+++ b/tests/misc/programs/misc/Cargo.toml
@@ -2,7 +2,7 @@
 name = "misc"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/misc/programs/misc2/Cargo.toml b/tests/misc/programs/misc2/Cargo.toml
index da4824bb1..2a66a37aa 100644
--- a/tests/misc/programs/misc2/Cargo.toml
+++ b/tests/misc/programs/misc2/Cargo.toml
@@ -2,7 +2,7 @@
 name = "misc2"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/misc/programs/shared/Cargo.toml b/tests/misc/programs/shared/Cargo.toml
index b8fb9b9c1..c95b4a603 100644
--- a/tests/misc/programs/shared/Cargo.toml
+++ b/tests/misc/programs/shared/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "shared"
 version = "0.1.0"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/tests/multisig/programs/multisig/Cargo.toml b/tests/multisig/programs/multisig/Cargo.toml
index 99a164258..7d3cb4f05 100644
--- a/tests/multisig/programs/multisig/Cargo.toml
+++ b/tests/multisig/programs/multisig/Cargo.toml
@@ -2,7 +2,7 @@
 name = "multisig"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/pda-derivation/programs/pda-derivation/Cargo.toml b/tests/pda-derivation/programs/pda-derivation/Cargo.toml
index 09c3b500b..1592a4c33 100644
--- a/tests/pda-derivation/programs/pda-derivation/Cargo.toml
+++ b/tests/pda-derivation/programs/pda-derivation/Cargo.toml
@@ -2,7 +2,7 @@
 name = "pda-derivation"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/pyth/programs/pyth/Cargo.toml b/tests/pyth/programs/pyth/Cargo.toml
index 32989d6b3..2d83d93e7 100644
--- a/tests/pyth/programs/pyth/Cargo.toml
+++ b/tests/pyth/programs/pyth/Cargo.toml
@@ -2,7 +2,7 @@
 name = "pyth"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/relations-derivation/programs/relations-derivation/Cargo.toml b/tests/relations-derivation/programs/relations-derivation/Cargo.toml
index 03544ce9c..cabd3b855 100644
--- a/tests/relations-derivation/programs/relations-derivation/Cargo.toml
+++ b/tests/relations-derivation/programs/relations-derivation/Cargo.toml
@@ -2,7 +2,7 @@
 name = "relations-derivation"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/spl/token-proxy/programs/token-proxy/Cargo.toml b/tests/spl/token-proxy/programs/token-proxy/Cargo.toml
index 9aea4d798..d84572afa 100644
--- a/tests/spl/token-proxy/programs/token-proxy/Cargo.toml
+++ b/tests/spl/token-proxy/programs/token-proxy/Cargo.toml
@@ -2,7 +2,7 @@
 name = "token-proxy"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/swap/programs/swap/Cargo.toml b/tests/swap/programs/swap/Cargo.toml
index 5fbb3964d..28d1d145b 100644
--- a/tests/swap/programs/swap/Cargo.toml
+++ b/tests/swap/programs/swap/Cargo.toml
@@ -2,7 +2,7 @@
 name = "swap"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/system-accounts/programs/system-accounts/Cargo.toml b/tests/system-accounts/programs/system-accounts/Cargo.toml
index dff6b21d6..968b976fd 100644
--- a/tests/system-accounts/programs/system-accounts/Cargo.toml
+++ b/tests/system-accounts/programs/system-accounts/Cargo.toml
@@ -2,7 +2,7 @@
 name = "system-accounts"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/sysvars/programs/sysvars/Cargo.toml b/tests/sysvars/programs/sysvars/Cargo.toml
index 82f9726ac..1acfea7b4 100644
--- a/tests/sysvars/programs/sysvars/Cargo.toml
+++ b/tests/sysvars/programs/sysvars/Cargo.toml
@@ -2,7 +2,7 @@
 name = "sysvars"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/tictactoe/programs/tictactoe/Cargo.toml b/tests/tictactoe/programs/tictactoe/Cargo.toml
index e7a016d8a..914d56b70 100644
--- a/tests/tictactoe/programs/tictactoe/Cargo.toml
+++ b/tests/tictactoe/programs/tictactoe/Cargo.toml
@@ -2,7 +2,7 @@
 name = "tictactoe"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/typescript/programs/shared/Cargo.toml b/tests/typescript/programs/shared/Cargo.toml
index b8fb9b9c1..c95b4a603 100644
--- a/tests/typescript/programs/shared/Cargo.toml
+++ b/tests/typescript/programs/shared/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "shared"
 version = "0.1.0"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/tests/typescript/programs/typescript/Cargo.toml b/tests/typescript/programs/typescript/Cargo.toml
index 4475fb56c..2ea32b293 100644
--- a/tests/typescript/programs/typescript/Cargo.toml
+++ b/tests/typescript/programs/typescript/Cargo.toml
@@ -2,7 +2,7 @@
 name = "typescript"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
diff --git a/tests/zero-copy/programs/shared/Cargo.toml b/tests/zero-copy/programs/shared/Cargo.toml
index b8fb9b9c1..c95b4a603 100644
--- a/tests/zero-copy/programs/shared/Cargo.toml
+++ b/tests/zero-copy/programs/shared/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "shared"
 version = "0.1.0"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/tests/zero-copy/programs/zero-copy/Cargo.toml b/tests/zero-copy/programs/zero-copy/Cargo.toml
index ec388ff40..9a608d4aa 100644
--- a/tests/zero-copy/programs/zero-copy/Cargo.toml
+++ b/tests/zero-copy/programs/zero-copy/Cargo.toml
@@ -2,7 +2,7 @@
 name = "zero-copy"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]
@@ -22,4 +22,4 @@ anchor-lang = { path = "../../../../lang" }
 [dev-dependencies]
 anchor-client = { path = "../../../../client", features = ["debug"] }
 bytemuck = "1.4.0"
-solana-program-test = "1.13.3"
+solana-program-test = "1.13.5"
diff --git a/tests/zero-copy/programs/zero-cpi/Cargo.toml b/tests/zero-copy/programs/zero-cpi/Cargo.toml
index 158dae722..eb9da9db8 100644
--- a/tests/zero-copy/programs/zero-cpi/Cargo.toml
+++ b/tests/zero-copy/programs/zero-cpi/Cargo.toml
@@ -2,7 +2,7 @@
 name = "zero-cpi"
 version = "0.1.0"
 description = "Created with Anchor"
-rust-version = "1.62"
+rust-version = "1.59"
 edition = "2021"
 
 [lib]