diff --git a/Cargo.lock b/Cargo.lock
index bee8850b4..3069e092e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -141,7 +141,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -235,7 +235,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "feature-probe 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -295,7 +295,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -582,7 +582,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -680,7 +680,7 @@ name = "generic-array"
 version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -855,7 +855,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hyper 0.10.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper-native-tls 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -902,7 +902,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -938,7 +938,7 @@ dependencies = [
  "jsonrpc-core 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1723,7 +1723,7 @@ dependencies = [
  "mime 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "mime_guess 2.0.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "native-tls 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_urlencoded 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1841,7 +1841,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.87"
+version = "1.0.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1864,7 +1864,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ryu 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1874,7 +1874,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1963,7 +1963,7 @@ dependencies = [
  "reqwest 0.9.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rocksdb 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-drone 0.12.0",
@@ -2012,7 +2012,7 @@ dependencies = [
  "elf 0.0.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-logger 0.12.0",
  "solana-sdk 0.12.0",
  "solana_rbpf 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2026,7 +2026,7 @@ dependencies = [
  "bincode 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-logger 0.12.0",
  "solana-sdk 0.12.0",
@@ -2041,7 +2041,7 @@ dependencies = [
  "bytes 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-logger 0.12.0",
  "solana-metrics 0.12.0",
@@ -2056,7 +2056,7 @@ version = "0.12.0"
 dependencies = [
  "bincode 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-logger 0.12.0",
  "solana-sdk 0.12.0",
@@ -2086,7 +2086,7 @@ dependencies = [
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "dirs 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-netutil 0.12.0",
@@ -2207,7 +2207,7 @@ name = "solana-rewards-api"
 version = "0.12.0"
 dependencies = [
  "bincode 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-sdk 0.12.0",
 ]
@@ -2244,7 +2244,7 @@ dependencies = [
  "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2257,7 +2257,7 @@ version = "0.12.0"
 dependencies = [
  "bincode 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-logger 0.12.0",
  "solana-sdk 0.12.0",
@@ -2269,7 +2269,7 @@ version = "0.12.0"
 dependencies = [
  "bincode 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-sdk 0.12.0",
 ]
 
@@ -2303,7 +2303,7 @@ dependencies = [
  "jsonrpc-derive 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-http-server 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-metrics 0.12.0",
  "solana-sdk 0.12.0",
@@ -3047,7 +3047,7 @@ dependencies = [
 "checksum security-framework-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "40d95f3d7da09612affe897f320d78264f0d2320f3e8eea27d12bd1bd94445e2"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-"checksum serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)" = "2e20fde37801e83c891a2dc4ebd3b81f0da4d1fb67a9e0a2a3b921e2536a58ee"
+"checksum serde 1.0.88 (registry+https://github.com/rust-lang/crates.io-index)" = "9f301d728f2b94c9a7691c90f07b0b4e8a4517181d9461be94c04bddeb4bd850"
 "checksum serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)" = "633e97856567e518b59ffb2ad7c7a4fd4c5d91d9c7f32dd38a27b2bf7e8114ea"
 "checksum serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)" = "27dce848e7467aa0e2fcaf0a413641499c0b745452aaca1194d24dedde9e13c9"
 "checksum serde_urlencoded 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)" = "d48f9f99cd749a2de71d29da5f948de7f2764cc5a9d7f3c97e3514d4ee6eabf2"
diff --git a/Cargo.toml b/Cargo.toml
index e9fac40e4..eba896147 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -47,7 +47,7 @@ rayon = "1.0.0"
 reqwest = "0.9.9"
 ring = "0.13.2"
 rocksdb = "0.11.0"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 serde_json = "1.0.38"
 solana-drone = { path = "drone", version = "0.12.0" }
diff --git a/drone/Cargo.toml b/drone/Cargo.toml
index 913aeeb25..cdf51ea1c 100644
--- a/drone/Cargo.toml
+++ b/drone/Cargo.toml
@@ -17,7 +17,7 @@ bytes = "0.4"
 byteorder = "1.3.1"
 clap = "2.31"
 log = "0.4.2"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 solana-logger = { path = "../logger", version = "0.12.0" }
 solana-sdk = { path = "../sdk", version = "0.12.0" }
diff --git a/fullnode-config/Cargo.toml b/fullnode-config/Cargo.toml
index a067f9c5b..1f2b13934 100644
--- a/fullnode-config/Cargo.toml
+++ b/fullnode-config/Cargo.toml
@@ -15,7 +15,7 @@ cuda = []
 clap = "2.32.0"
 dirs = "1.0.2"
 log = "0.4.2"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 serde_json = "1.0.38"
 solana-netutil = { path = "../netutil", version = "0.12.0" }
diff --git a/programs/native/bpf_loader/Cargo.toml b/programs/native/bpf_loader/Cargo.toml
index 5a5cf3b70..5daf7501a 100644
--- a/programs/native/bpf_loader/Cargo.toml
+++ b/programs/native/bpf_loader/Cargo.toml
@@ -19,7 +19,7 @@ elf = "0.0.10"
 libc = "0.2.48"
 log = "0.4.2"
 solana_rbpf = "=0.1.9"
-serde = "1.0.87"
+serde = "1.0.88"
 solana-logger = { path = "../../../logger", version = "0.12.0" }
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
 
diff --git a/programs/native/budget/Cargo.toml b/programs/native/budget/Cargo.toml
index 7eed7b98e..dd8309c5f 100644
--- a/programs/native/budget/Cargo.toml
+++ b/programs/native/budget/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2018"
 bincode = "1.1.1"
 chrono = { version = "0.4.0", features = ["serde"] }
 log = "0.4.2"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 solana-logger = { path = "../../../logger", version = "0.12.0" }
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
diff --git a/programs/native/erc20/Cargo.toml b/programs/native/erc20/Cargo.toml
index 1ee6d759b..2fbebc220 100644
--- a/programs/native/erc20/Cargo.toml
+++ b/programs/native/erc20/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 bincode = "1.1.1"
 log = "0.4.2"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 solana-logger = { path = "../../../logger", version = "0.12.0" }
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
diff --git a/programs/native/rewards_api/Cargo.toml b/programs/native/rewards_api/Cargo.toml
index 0dd602317..0bd3003f7 100644
--- a/programs/native/rewards_api/Cargo.toml
+++ b/programs/native/rewards_api/Cargo.toml
@@ -10,7 +10,7 @@ edition = "2018"
 
 [dependencies]
 bincode = "1.0.0"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
 
diff --git a/programs/native/storage/Cargo.toml b/programs/native/storage/Cargo.toml
index 66f188030..9851884bd 100644
--- a/programs/native/storage/Cargo.toml
+++ b/programs/native/storage/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 bincode = "1.1.1"
 log = "0.4.2"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 solana-logger = { path = "../../../logger", version = "0.12.0" }
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
diff --git a/programs/native/system/Cargo.toml b/programs/native/system/Cargo.toml
index 452b3e6d6..1e7476910 100644
--- a/programs/native/system/Cargo.toml
+++ b/programs/native/system/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 bincode = "1.1.1"
 log = "0.4.2"
-serde = "1.0.87"
+serde = "1.0.88"
 solana-sdk = { path = "../../../sdk", version = "0.12.0" }
 
 [lib]
diff --git a/sdk/Cargo.toml b/sdk/Cargo.toml
index 381e3cfa3..1b0e93c99 100644
--- a/sdk/Cargo.toml
+++ b/sdk/Cargo.toml
@@ -17,7 +17,7 @@ generic-array = { version = "0.12.0", default-features = false, features = ["ser
 log = "0.4.2"
 ring = "0.13.2"
 sha2 = "0.8.0"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_derive = "1.0.87"
 serde_json = "1.0.38"
 untrusted = "0.6.2"
diff --git a/vote-signer/Cargo.toml b/vote-signer/Cargo.toml
index 692b21bc2..8ea8ae6ed 100644
--- a/vote-signer/Cargo.toml
+++ b/vote-signer/Cargo.toml
@@ -15,7 +15,7 @@ log = "0.4.2"
 jsonrpc-core = "10.1.0"
 jsonrpc-derive = "10.1.0"
 jsonrpc-http-server = "10.1.0"
-serde = "1.0.87"
+serde = "1.0.88"
 serde_json = "1.0.38"
 solana-sdk = { path = "../sdk", version = "0.12.0" }
 solana-metrics = { path = "../metrics", version = "0.12.0" }