diff --git a/Cargo.lock b/Cargo.lock
index 4070af95d7..22bc437ebc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -641,7 +641,7 @@ dependencies = [
  "futures 0.3.17",
  "futures-timer",
  "network-api",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "pprof",
  "proptest",
  "rand 0.8.4",
@@ -2619,7 +2619,7 @@ checksum = "a16910e685088843d53132b04e0f10a571fdb193224fc589685b3ba1ce4cb03d"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "windows-sys",
+ "windows-sys 0.28.0",
 ]
 
 [[package]]
@@ -4863,9 +4863,9 @@ dependencies = [
 
 [[package]]
 name = "lock_api"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712a4d093c9976e24e7dbca41db895dabcbac38eb5f4045393d17a95bdfb1109"
+checksum = "88943dd7ef4a2e5a4bfa2753aaab3013e34ce2533d1996fb18ef591e315e2b3b"
 dependencies = [
  "scopeguard",
 ]
@@ -6095,7 +6095,7 @@ dependencies = [
  "hex",
  "itertools 0.10.3",
  "network-p2p-types",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "rand 0.8.4",
  "schemars 0.8.3",
  "serde 1.0.133",
@@ -6132,7 +6132,7 @@ dependencies = [
  "lru",
  "network-p2p-types",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "pin-project 0.4.29",
  "prometheus",
  "rand 0.8.4",
@@ -6745,10 +6745,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
- "lock_api 0.4.5",
+ "lock_api 0.4.6",
  "parking_lot_core 0.8.5",
 ]
 
+[[package]]
+name = "parking_lot"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87f5ec2493a61ac0506c0f4199f99070cbe83857b0337006a30f3e6719b8ef58"
+dependencies = [
+ "lock_api 0.4.6",
+ "parking_lot_core 0.9.0",
+]
+
 [[package]]
 name = "parking_lot_core"
 version = "0.6.2"
@@ -6778,6 +6788,19 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "parking_lot_core"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2f4f894f3865f6c0e02810fc597300f34dc2510f66400da262d8ae10e75767d"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "redox_syscall 0.2.10",
+ "smallvec 1.8.0",
+ "windows-sys 0.29.0",
+]
+
 [[package]]
 name = "parse-zoneinfo"
 version = "0.3.0"
@@ -9020,7 +9043,7 @@ dependencies = [
  "futures-core",
  "lazy_static 1.4.0",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "prometheus",
  "simple-stopwatch",
 ]
@@ -9102,7 +9125,7 @@ dependencies = [
  "bcs-ext",
  "futures 0.3.17",
  "hex",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "rand 0.8.4",
  "rand_core 0.6.3",
  "serde 1.0.133",
@@ -9169,7 +9192,7 @@ dependencies = [
  "lru",
  "mirai-annotations",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "proptest",
  "proptest-derive",
  "rand 0.8.4",
@@ -9279,7 +9302,7 @@ dependencies = [
  "futures 0.3.17",
  "futures-timer",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "proptest",
  "proptest-derive",
  "starcoin-account-api",
@@ -9411,7 +9434,7 @@ dependencies = [
  "num_cpus",
  "num_enum",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "rand 0.8.4",
  "rand_core 0.6.3",
  "schemars 0.8.3",
@@ -9698,7 +9721,7 @@ dependencies = [
  "log 0.4.14",
  "log4rs",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "schemars 0.8.3",
  "serde 1.0.133",
  "slog",
@@ -9731,7 +9754,7 @@ dependencies = [
  "futures-timer",
  "hex",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "serde 1.0.133",
  "starcoin-account-api",
  "starcoin-account-service",
@@ -9784,7 +9807,7 @@ dependencies = [
  "jsonrpc-core-client 17.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-server-utils 17.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libloading",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "rand 0.8.4",
  "rand_core 0.6.3",
  "rust-argon2",
@@ -9928,7 +9951,7 @@ dependencies = [
  "network-p2p-types",
  "network-rpc-core",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "prometheus",
  "rand 0.8.4",
  "serde 1.0.133",
@@ -10100,7 +10123,7 @@ dependencies = [
  "bcs-ext",
  "futures 0.3.17",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "starcoin-accumulator",
  "starcoin-chain-api",
  "starcoin-crypto",
@@ -10236,7 +10259,7 @@ dependencies = [
  "network-api",
  "network-p2p-types",
  "parity-tokio-ipc 0.9.0",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "serde 1.0.133",
  "serde_json",
  "starcoin-abi-types",
@@ -10304,7 +10327,7 @@ dependencies = [
  "network-api",
  "network-p2p-types",
  "network-rpc-core",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "serde 1.0.133",
  "serde_json",
  "starcoin-abi-decoder",
@@ -10421,7 +10444,7 @@ dependencies = [
  "anyhow",
  "bcs-ext",
  "forkable-jellyfish-merkle",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "serde 1.0.133",
  "starcoin-crypto",
  "starcoin-state-store-api",
@@ -10436,7 +10459,7 @@ dependencies = [
  "bcs-ext",
  "forkable-jellyfish-merkle",
  "lru",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "serde 1.0.133",
  "starcoin-crypto",
  "starcoin-logger",
@@ -10460,7 +10483,7 @@ dependencies = [
  "lru",
  "num_enum",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "proptest",
  "proptest-derive",
  "rand 0.8.4",
@@ -10520,7 +10543,7 @@ dependencies = [
  "network-api",
  "network-rpc-core",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "pin-project 1.0.10",
  "pin-utils",
  "rand 0.8.4",
@@ -10683,7 +10706,7 @@ dependencies = [
  "log 0.4.14",
  "network-api",
  "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "proptest",
  "proptest-derive",
  "rand 0.8.4",
@@ -10944,7 +10967,7 @@ dependencies = [
  "futures-retry",
  "futures-timer",
  "log 0.4.14",
- "parking_lot 0.11.2",
+ "parking_lot 0.12.0",
  "pin-project 0.4.29",
  "pin-utils",
  "schemars 0.8.3",
@@ -12808,11 +12831,24 @@ version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "82ca39602d5cbfa692c4b67e3bcbb2751477355141c1ed434c94da4186836ff6"
 dependencies = [
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_msvc",
+ "windows_aarch64_msvc 0.28.0",
+ "windows_i686_gnu 0.28.0",
+ "windows_i686_msvc 0.28.0",
+ "windows_x86_64_gnu 0.28.0",
+ "windows_x86_64_msvc 0.28.0",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ceb069ac8b2117d36924190469735767f0990833935ab430155e71a44bafe148"
+dependencies = [
+ "windows_aarch64_msvc 0.29.0",
+ "windows_i686_gnu 0.29.0",
+ "windows_i686_msvc 0.29.0",
+ "windows_x86_64_gnu 0.29.0",
+ "windows_x86_64_msvc 0.29.0",
 ]
 
 [[package]]
@@ -12821,30 +12857,60 @@ version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "52695a41e536859d5308cc613b4a022261a274390b25bd29dfff4bf08505f3c2"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3d027175d00b01e0cbeb97d6ab6ebe03b12330a35786cbaca5252b1c4bf5d9b"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f54725ac23affef038fecb177de6c9bf065787c2f432f79e3c373da92f3e1d8a"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8793f59f7b8e8b01eda1a652b2697d87b93097198ae85f823b969ca5b89bba58"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "51d5158a43cc43623c0729d1ad6647e62fa384a3d135fd15108d37c683461f64"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8602f6c418b67024be2996c512f5f995de3ba417f4c75af68401ab8756796ae4"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc31f409f565611535130cfe7ee8e6655d3fa99c1c61013981e491921b5ce954"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3d615f419543e0bd7d2b3323af0d86ff19cbc4f816e6453f36a2c2ce889c354"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f2b8c7cbd3bfdddd9ab98769f9746a7fad1bca236554cd032b78d768bc0e89f"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11d95421d9ed3672c280884da53201a5c46b7b2765ca6faf34b0d71cf34a3561"
+
 [[package]]
 name = "winreg"
 version = "0.6.2"
diff --git a/account/Cargo.toml b/account/Cargo.toml
index 54ea95e336..3d2daa3b9c 100644
--- a/account/Cargo.toml
+++ b/account/Cargo.toml
@@ -11,7 +11,7 @@ anyhow = "1.0.41"
 futures = "0.3.12"
 async-trait = "0.1"
 rand = "0.8.4"
-parking_lot = "0.11"
+parking_lot = "0.12"
 serde = "1.0.130"
 serde_json = "~1"
 rand_core = { version = "0.6.3", default-features = false }
diff --git a/benchmarks/Cargo.toml b/benchmarks/Cargo.toml
index 55c848b739..80d83cd65d 100644
--- a/benchmarks/Cargo.toml
+++ b/benchmarks/Cargo.toml
@@ -23,7 +23,7 @@ starcoin-genesis = {path = "../genesis"}
 starcoin-executor = {path = "../executor", package="starcoin-executor" }
 starcoin-vm-types = { path = "../vm/types" }
 starcoin-account-api = { path = "../account/api"}
-parking_lot = "0.11"
+parking_lot = "0.12"
 forkable-jellyfish-merkle = { path = "../commons/forkable-jellyfish-merkle"}
 starcoin-state-store-api = {path = "../state/state-store-api"}
 starcoin-state-tree = {path = "../state/state-tree"}
diff --git a/chain/mock/Cargo.toml b/chain/mock/Cargo.toml
index d15ecd1e0e..7dae8a8148 100644
--- a/chain/mock/Cargo.toml
+++ b/chain/mock/Cargo.toml
@@ -20,7 +20,7 @@ starcoin-state-api = { path = "../../state/api" }
 starcoin-accumulator = { path = "../../commons/accumulator", package = "starcoin-accumulator" }
 async-trait = "0.1"
 futures = "0.3.12"
-parking_lot = "0.11"
+parking_lot = "0.12"
 once_cell = "1.8.0"
 starcoin-storage = { path = "../../storage" }
 futures-timer = "3.0"
diff --git a/chain/open-block/Cargo.toml b/chain/open-block/Cargo.toml
index e4e2f65e17..70df940b9d 100644
--- a/chain/open-block/Cargo.toml
+++ b/chain/open-block/Cargo.toml
@@ -17,7 +17,7 @@ starcoin-chain-api = {path = "../api"}
 starcoin-accumulator = {path = "../../commons/accumulator", package="starcoin-accumulator"}
 async-trait = "0.1"
 futures = "0.3.12"
-parking_lot = "0.11"
+parking_lot = "0.12"
 once_cell = "1.8.0"
 storage = { package="starcoin-storage", path = "../../storage"}
 logger = {path = "../../commons/logger", package="starcoin-logger"}
diff --git a/cmd/miner_client/Cargo.toml b/cmd/miner_client/Cargo.toml
index 9fd099c47b..fcc6f30ad8 100644
--- a/cmd/miner_client/Cargo.toml
+++ b/cmd/miner_client/Cargo.toml
@@ -36,7 +36,7 @@ starcoin-rpc-api = { path = "../../rpc/api" }
 starcoin-service-registry = { path = "../../commons/service-registry" }
 libloading = "0.7.2"
 dyn-clone = "1.0.4"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 starcoin-stratum = { path = "../../stratum" }
 starcoin-miner = { path = "../../miner" }
 starcoin-miner-client-api = { path = "./api" }
diff --git a/commons/accumulator/Cargo.toml b/commons/accumulator/Cargo.toml
index 2f2232121e..bf13ba2661 100644
--- a/commons/accumulator/Cargo.toml
+++ b/commons/accumulator/Cargo.toml
@@ -18,7 +18,7 @@ starcoin-crypto = { package="starcoin-crypto", path = "../../commons/crypto"}
 bcs-ext = { package="bcs-ext", path = "../../commons/bcs_ext" }
 serde = { version = "1.0.130" }
 lru = "0.7.0"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 schemars = {git = "https://github.com/starcoinorg/schemars", rev="fd4e39f69bf331464a7520676bd67d202a14a6db"}
 
 [dev-dependencies]
diff --git a/commons/logger/Cargo.toml b/commons/logger/Cargo.toml
index c083850b42..923d61d9fa 100644
--- a/commons/logger/Cargo.toml
+++ b/commons/logger/Cargo.toml
@@ -18,5 +18,5 @@ arc-swap = "1.5.0"
 log4rs = { version="1.0.0", features = ["background_rotation", "gzip"]}
 once_cell = "1.8.0"
 serde = { version = "1.0.130", features = ["derive"] }
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 schemars = {git = "https://github.com/starcoinorg/schemars", rev="fd4e39f69bf331464a7520676bd67d202a14a6db"}
diff --git a/commons/stream-task/Cargo.toml b/commons/stream-task/Cargo.toml
index 81c730d87e..141bdccea8 100644
--- a/commons/stream-task/Cargo.toml
+++ b/commons/stream-task/Cargo.toml
@@ -15,7 +15,7 @@ futures-retry = "0.5.0"
 pin-project = "0.4.8"
 log = "0.4.14"
 serde = { version = "1.0.130", features = ["derive"] }
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 schemars = {git = "https://github.com/starcoinorg/schemars", rev="fd4e39f69bf331464a7520676bd67d202a14a6db"}
 
 [dev-dependencies]
diff --git a/commons/utils/Cargo.toml b/commons/utils/Cargo.toml
index d1a0d406ae..6b40d03c4e 100644
--- a/commons/utils/Cargo.toml
+++ b/commons/utils/Cargo.toml
@@ -16,7 +16,7 @@ lazy_static = "1.4.0"
 prometheus = "0.13.0"
 simple-stopwatch="0.1.4"
 once_cell = "1.8.0"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 
 [features]
 default = ["metered"]
diff --git a/config/Cargo.toml b/config/Cargo.toml
index 80d8b36500..e989f681ed 100644
--- a/config/Cargo.toml
+++ b/config/Cargo.toml
@@ -24,7 +24,7 @@ num_enum = "0.5.6"
 rand = "0.8.4"
 rand_core = { version = "0.6.3", default-features = false }
 num_cpus = "1.13"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 starcoin-types = { path = "../types" }
 starcoin-vm-types = { path = "../vm/types" }
 starcoin-uint = { path = "../types/uint" }
diff --git a/miner/Cargo.toml b/miner/Cargo.toml
index 0c267bc824..dac664145c 100644
--- a/miner/Cargo.toml
+++ b/miner/Cargo.toml
@@ -11,7 +11,7 @@ futures-timer = "3.0"
 hex = { version = "0.4.3" }
 thiserror = "1.0"
 once_cell = "1.8.0"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 
 starcoin-config = { path = "../config" }
 starcoin-chain = { path = "../chain" }
diff --git a/network-p2p/Cargo.toml b/network-p2p/Cargo.toml
index d806a70c1f..d4a627af96 100644
--- a/network-p2p/Cargo.toml
+++ b/network-p2p/Cargo.toml
@@ -25,7 +25,7 @@ linked-hash-map = "0.5.4"
 linked_hash_set = "0.1.3"
 log = "0.4.14"
 lru = "0.7.0"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 rand = "0.8.4"
 pin-project = "0.4.27"
 serde = { version = "1.0.130", features = ["derive"] }
diff --git a/network/Cargo.toml b/network/Cargo.toml
index 24896cd4d1..e7e3f70754 100644
--- a/network/Cargo.toml
+++ b/network/Cargo.toml
@@ -32,7 +32,7 @@ bitflags = "1.3.2"
 
 tempfile = "3.1.0"
 rand = "0.8.4"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 lru = "0.7.0"
 
 serde = { version = "1.0.130", features = ["derive"] }
diff --git a/network/api/Cargo.toml b/network/api/Cargo.toml
index fec10f3f60..447178aed3 100644
--- a/network/api/Cargo.toml
+++ b/network/api/Cargo.toml
@@ -12,7 +12,7 @@ serde = { version = "1.0.130", default-features = false }
 rand = "0.8.4"
 itertools = "0.10.3"
 async-trait = "0.1.51"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 
 starcoin-logger = { path = "../../commons/logger"}
 starcoin-types = { path = "../../types" }
diff --git a/rpc/client/Cargo.toml b/rpc/client/Cargo.toml
index f436d5e5c6..d591c81f9b 100644
--- a/rpc/client/Cargo.toml
+++ b/rpc/client/Cargo.toml
@@ -16,7 +16,7 @@ actix = "0.10.0"
 actix-rt = "1.1"
 tokio = "0.2"
 log = "0.4.14"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 jsonrpc-core = { version = "17.0.0", features = ["arbitrary_precision"] }
 jsonrpc-derive = "17.0.0"
 jsonrpc-server-utils = "17.1.0"
diff --git a/rpc/server/Cargo.toml b/rpc/server/Cargo.toml
index d23b2b6d19..30ca6d8e0f 100644
--- a/rpc/server/Cargo.toml
+++ b/rpc/server/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 
 [dependencies]
 log = "0.4"
-parking_lot = "0.11"
+parking_lot = "0.12"
 futures-channel = "0.3"
 anyhow = "1.0.41"
 thiserror = "1.0"
diff --git a/state/state-tree/Cargo.toml b/state/state-tree/Cargo.toml
index 0a2c91002e..f72aae37b8 100644
--- a/state/state-tree/Cargo.toml
+++ b/state/state-tree/Cargo.toml
@@ -9,7 +9,7 @@ edition = "2021"
 
 [dependencies]
 anyhow = "1.0.41"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 starcoin-types = {path = "../../types"}
 starcoin-crypto = { path = "../../commons/crypto"}
 serde = { version = "1.0.130" }
diff --git a/state/statedb/Cargo.toml b/state/statedb/Cargo.toml
index 45527a8332..51275b2204 100644
--- a/state/statedb/Cargo.toml
+++ b/state/statedb/Cargo.toml
@@ -9,7 +9,7 @@ edition = "2021"
 [dependencies]
 anyhow = "1.0.41"
 thiserror = "1.0"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 lru = "0.7.0"
 starcoin-types = {path = "../../types"}
 starcoin-vm-types = {path = "../../vm/types"}
diff --git a/storage/Cargo.toml b/storage/Cargo.toml
index 057a9a2b4b..aac0e28abe 100644
--- a/storage/Cargo.toml
+++ b/storage/Cargo.toml
@@ -16,7 +16,7 @@ bcs-ext = { package="bcs-ext", path = "../commons/bcs_ext" }
 chrono = "0.4"
 byteorder = "1.4.3"
 lru = "0.7.0"
-parking_lot = "0.11.2"
+parking_lot = "0.12.0"
 proptest = { version = "1.0.0", optional = true }
 proptest-derive = { version = "0.3.0", optional = true }
 once_cell = "1.8.0"
diff --git a/sync/Cargo.toml b/sync/Cargo.toml
index adf587a3cf..dd19d5620e 100644
--- a/sync/Cargo.toml
+++ b/sync/Cargo.toml
@@ -29,7 +29,7 @@ logger = {path = "../commons/logger",package="starcoin-logger"}
 consensus = {path = "../consensus", package="starcoin-consensus" }
 executor = {path = "../executor", package="starcoin-executor" }
 starcoin-state-tree = { package="starcoin-state-tree", path = "../state/state-tree"}
-parking_lot = "0.11"
+parking_lot = "0.12"
 forkable-jellyfish-merkle = { path = "../commons/forkable-jellyfish-merkle"}
 network-api = {package="network-api", path="../network/api"}
 starcoin-sync-api = {package="starcoin-sync-api", path="../sync/api"}
diff --git a/txpool/Cargo.toml b/txpool/Cargo.toml
index 4e81971186..f2cbb552e4 100644
--- a/txpool/Cargo.toml
+++ b/txpool/Cargo.toml
@@ -17,7 +17,7 @@ rand = "0.8.4"
 rand_core = { version = "0.6.3", default-features = false }
 serde = "1.0.130"
 serde_derive = "1.0"
-parking_lot = "0.11"
+parking_lot = "0.12"
 linked-hash-map = "0.5"
 trace-time = "0.1"
 starcoin-logger = {path = "../commons/logger"}