diff --git a/Cargo.lock b/Cargo.lock
index 340e2884..7e518914 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -338,7 +338,7 @@ checksum = "0bef3111e70cb8ed40a2250252cfa96d64b880fbb58b0f67a049b6945503f8d6"
 dependencies = [
  "async-io",
  "lapin",
- "parking_lot",
+ "parking_lot 0.11.2",
 ]
 
 [[package]]
@@ -542,9 +542,9 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.0.1"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "backtrace"
@@ -601,7 +601,7 @@ dependencies = [
  "futures 0.3.19",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-chain-spec",
  "sc-client-api",
  "sc-keystore",
@@ -635,7 +635,7 @@ dependencies = [
  "jsonrpc-pubsub",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-rpc",
  "sc-utils",
  "serde",
@@ -2041,7 +2041,7 @@ dependencies = [
  "log",
  "num-traits",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "scale-info",
 ]
 
@@ -2409,7 +2409,7 @@ checksum = "62007592ac46aa7c2b6416f7deb9a8a8f63a01e0f1d6e1787d5630170db2b63e"
 dependencies = [
  "futures-core",
  "lock_api",
- "parking_lot",
+ "parking_lot 0.11.2",
 ]
 
 [[package]]
@@ -3159,7 +3159,7 @@ dependencies = [
  "jsonrpc-server-utils",
  "log",
  "net2",
- "parking_lot",
+ "parking_lot 0.11.2",
  "unicase",
 ]
 
@@ -3174,7 +3174,7 @@ dependencies = [
  "jsonrpc-server-utils",
  "log",
  "parity-tokio-ipc",
- "parking_lot",
+ "parking_lot 0.11.2",
  "tower-service",
 ]
 
@@ -3188,7 +3188,7 @@ dependencies = [
  "jsonrpc-core",
  "lazy_static",
  "log",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.7.3",
  "serde",
 ]
@@ -3222,7 +3222,7 @@ dependencies = [
  "jsonrpc-server-utils",
  "log",
  "parity-ws",
- "parking_lot",
+ "parking_lot 0.11.2",
  "slab",
 ]
 
@@ -3364,7 +3364,7 @@ checksum = "c3b6b85fc643f5acd0bffb2cc8a6d150209379267af0d41db72170021841f9f5"
 dependencies = [
  "kvdb",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.11.2",
 ]
 
 [[package]]
@@ -3379,7 +3379,7 @@ dependencies = [
  "num_cpus",
  "owning_ref",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.11.2",
  "regex",
  "rocksdb",
  "smallvec",
@@ -3397,7 +3397,7 @@ dependencies = [
  "futures-core",
  "log",
  "mio 0.7.14",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pinky-swear",
  "serde",
 ]
@@ -3481,7 +3481,7 @@ dependencies = [
  "libp2p-websocket",
  "libp2p-yamux",
  "multiaddr",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pin-project 1.0.10",
  "smallvec",
  "wasm-timer",
@@ -3506,7 +3506,7 @@ dependencies = [
  "multiaddr",
  "multihash 0.14.0",
  "multistream-select",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pin-project 1.0.10",
  "prost",
  "prost-build",
@@ -3680,7 +3680,7 @@ dependencies = [
  "libp2p-core",
  "log",
  "nohash-hasher",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.7.3",
  "smallvec",
  "unsigned-varint 0.7.1",
@@ -3913,7 +3913,7 @@ checksum = "4e7362abb8867d7187e7e93df17f460d554c997fc5c8ac57dc1259057f6889af"
 dependencies = [
  "futures 0.3.19",
  "libp2p-core",
- "parking_lot",
+ "parking_lot 0.11.2",
  "thiserror",
  "yamux",
 ]
@@ -4022,10 +4022,11 @@ checksum = "a261afc61b7a5e323933b402ca6a1765183687c614789b1e4db7762ed4230bca"
 
 [[package]]
 name = "lock_api"
-version = "0.4.5"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712a4d093c9976e24e7dbca41db895dabcbac38eb5f4045393d17a95bdfb1109"
+checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
 dependencies = [
+ "autocfg",
  "scopeguard",
 ]
 
@@ -5575,7 +5576,7 @@ dependencies = [
  "log",
  "lz4",
  "memmap2 0.2.3",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.8.4",
  "snap",
 ]
@@ -5638,7 +5639,7 @@ dependencies = [
  "impl-trait-for-tuples",
  "lru 0.6.6",
  "parity-util-mem-derive",
- "parking_lot",
+ "parking_lot 0.11.2",
  "primitive-types",
  "smallvec",
  "winapi 0.3.9",
@@ -5702,7 +5703,17 @@ checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
  "lock_api",
- "parking_lot_core",
+ "parking_lot_core 0.8.5",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
+dependencies = [
+ "lock_api",
+ "parking_lot_core 0.9.3",
 ]
 
 [[package]]
@@ -5719,6 +5730,19 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "parking_lot_core"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-sys",
+]
+
 [[package]]
 name = "paste"
 version = "1.0.6"
@@ -5900,7 +5924,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9bf8cda6f8e1500338634e4e3ce90ac59eb7929a1e088b6946c742be1cc44dc1"
 dependencies = [
  "doc-comment",
- "parking_lot",
+ "parking_lot 0.11.2",
  "tracing",
 ]
 
@@ -6125,7 +6149,7 @@ dependencies = [
  "async-trait",
  "futures 0.3.19",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "polkadot-node-network-protocol",
  "polkadot-node-subsystem",
  "polkadot-node-subsystem-util",
@@ -6411,7 +6435,7 @@ dependencies = [
  "log",
  "mick-jaeger",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "polkadot-node-primitives",
  "polkadot-primitives",
  "sc-network",
@@ -6544,7 +6568,7 @@ dependencies = [
  "futures-timer",
  "lru 0.7.2",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.11.2",
  "polkadot-node-metrics",
  "polkadot-node-network-protocol",
  "polkadot-node-primitives",
@@ -7122,7 +7146,7 @@ dependencies = [
  "fnv",
  "lazy_static",
  "memchr",
- "parking_lot",
+ "parking_lot 0.11.2",
  "thiserror",
 ]
 
@@ -7844,7 +7868,7 @@ dependencies = [
  "hash-db",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-executor",
  "sc-transaction-pool-api",
  "sc-utils",
@@ -7875,7 +7899,7 @@ dependencies = [
  "log",
  "parity-db",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-client-api",
  "sc-state-db",
  "sp-arithmetic",
@@ -7897,7 +7921,7 @@ dependencies = [
  "futures-timer",
  "libp2p",
  "log",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-client-api",
  "sc-utils",
  "serde",
@@ -7926,7 +7950,7 @@ dependencies = [
  "num-rational 0.2.4",
  "num-traits",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.7.3",
  "retain_mut",
  "sc-client-api",
@@ -8037,7 +8061,7 @@ dependencies = [
  "log",
  "lru 0.6.6",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-executor-common",
  "sc-executor-wasmi",
  "sc-executor-wasmtime",
@@ -8121,7 +8145,7 @@ dependencies = [
  "futures-timer",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.8.4",
  "sc-block-builder",
  "sc-chain-spec",
@@ -8194,7 +8218,7 @@ dependencies = [
  "async-trait",
  "derive_more",
  "hex",
- "parking_lot",
+ "parking_lot 0.11.2",
  "serde_json",
  "sp-application-crypto",
  "sp-core",
@@ -8226,7 +8250,7 @@ dependencies = [
  "log",
  "lru 0.7.2",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pin-project 1.0.10",
  "prost",
  "prost-build",
@@ -8283,7 +8307,7 @@ dependencies = [
  "num_cpus",
  "once_cell",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.7.3",
  "sc-client-api",
  "sc-network",
@@ -8329,7 +8353,7 @@ dependencies = [
  "jsonrpc-pubsub",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-block-builder",
  "sc-chain-spec",
  "sc-client-api",
@@ -8361,7 +8385,7 @@ dependencies = [
  "jsonrpc-pubsub",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-chain-spec",
  "sc-transaction-pool-api",
  "serde",
@@ -8407,7 +8431,7 @@ dependencies = [
  "log",
  "parity-scale-codec",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pin-project 1.0.10",
  "rand 0.7.3",
  "sc-block-builder",
@@ -8464,7 +8488,7 @@ dependencies = [
  "parity-scale-codec",
  "parity-util-mem",
  "parity-util-mem-derive",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sc-client-api",
  "sp-core",
 ]
@@ -8500,7 +8524,7 @@ dependencies = [
  "futures 0.3.19",
  "libp2p",
  "log",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pin-project 1.0.10",
  "rand 0.7.3",
  "serde",
@@ -8521,7 +8545,7 @@ dependencies = [
  "libc",
  "log",
  "once_cell",
- "parking_lot",
+ "parking_lot 0.11.2",
  "regex",
  "rustc-hash",
  "sc-client-api",
@@ -8562,7 +8586,7 @@ dependencies = [
  "log",
  "parity-scale-codec",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.11.2",
  "retain_mut",
  "sc-client-api",
  "sc-transaction-pool-api",
@@ -8600,7 +8624,7 @@ dependencies = [
  "futures 0.3.19",
  "futures-timer",
  "lazy_static",
- "parking_lot",
+ "parking_lot 0.11.2",
  "prometheus",
 ]
 
@@ -9147,7 +9171,7 @@ dependencies = [
  "log",
  "lru 0.7.2",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sp-api",
  "sp-consensus",
  "sp-database",
@@ -9263,7 +9287,7 @@ dependencies = [
  "num-traits",
  "parity-scale-codec",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.11.2",
  "primitive-types",
  "rand 0.7.3",
  "regex",
@@ -9318,7 +9342,7 @@ version = "4.0.0-dev"
 source = "git+https://github.com/paritytech/substrate?branch=master#28819000207c9bcdf37e31d7d167cd1d420faa7e"
 dependencies = [
  "kvdb",
- "parking_lot",
+ "parking_lot 0.11.2",
 ]
 
 [[package]]
@@ -9384,7 +9408,7 @@ dependencies = [
  "libsecp256k1",
  "log",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "sp-core",
  "sp-externalities",
  "sp-keystore",
@@ -9419,7 +9443,7 @@ dependencies = [
  "futures 0.3.19",
  "merlin",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "schnorrkel",
  "serde",
  "sp-core",
@@ -9584,7 +9608,7 @@ dependencies = [
  "log",
  "num-traits",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.7.3",
  "smallvec",
  "sp-core",
@@ -9824,7 +9848,7 @@ dependencies = [
  "md-5",
  "memchr",
  "once_cell",
- "parking_lot",
+ "parking_lot 0.11.2",
  "percent-encoding 2.1.0",
  "rand 0.8.4",
  "rustls",
@@ -9909,7 +9933,7 @@ checksum = "11b73400442027c4adedda20a9f9b7945234a5bd8d5f7e86da22bd5d0622369c"
 dependencies = [
  "cfg_aliases",
  "libc",
- "parking_lot",
+ "parking_lot 0.11.2",
  "static_init_macro",
 ]
 
@@ -10053,7 +10077,7 @@ dependencies = [
  "num_cpus",
  "once_cell",
  "parity-scale-codec",
- "parking_lot",
+ "parking_lot 0.12.1",
  "polkadot-service",
  "pretty_env_logger",
  "sa-work-queue",
@@ -10097,7 +10121,7 @@ dependencies = [
  "num_cpus",
  "parity-scale-codec",
  "parity-util-mem",
- "parking_lot",
+ "parking_lot 0.12.1",
  "sc-client-api",
  "sc-executor",
  "sc-service",
@@ -10544,7 +10568,7 @@ dependencies = [
  "chrono",
  "lazy_static",
  "matchers",
- "parking_lot",
+ "parking_lot 0.11.2",
  "regex",
  "serde",
  "serde_json",
@@ -10615,7 +10639,7 @@ dependencies = [
  "lazy_static",
  "log",
  "lru-cache",
- "parking_lot",
+ "parking_lot 0.11.2",
  "resolv-conf",
  "smallvec",
  "thiserror",
@@ -10953,7 +10977,7 @@ checksum = "be0ecb0db480561e9a7642b5d3e4187c128914e58aa84330b9493e3eb68c5e7f"
 dependencies = [
  "futures 0.3.19",
  "js-sys",
- "parking_lot",
+ "parking_lot 0.11.2",
  "pin-utils",
  "wasm-bindgen",
  "wasm-bindgen-futures",
@@ -11352,6 +11376,49 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-sys"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
+dependencies = [
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.36.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+
 [[package]]
 name = "winreg"
 version = "0.6.2"
@@ -11482,7 +11549,7 @@ dependencies = [
  "futures 0.3.19",
  "log",
  "nohash-hasher",
- "parking_lot",
+ "parking_lot 0.11.2",
  "rand 0.8.4",
  "static_assertions",
 ]
diff --git a/substrate-archive-backend/Cargo.toml b/substrate-archive-backend/Cargo.toml
index ae116154..67b65048 100644
--- a/substrate-archive-backend/Cargo.toml
+++ b/substrate-archive-backend/Cargo.toml
@@ -12,7 +12,7 @@ futures = "0.3"
 hashbrown = { version = "0.11", features = ["inline-more"] }
 log = "0.4"
 num_cpus = "1.13"
-parking_lot = "0.11"
+parking_lot = "0.12"
 serde = { version = "1.0", features = ["derive"] }
 thiserror = "1.0"
 
diff --git a/substrate-archive/Cargo.toml b/substrate-archive/Cargo.toml
index c1809e14..a5e0a884 100644
--- a/substrate-archive/Cargo.toml
+++ b/substrate-archive/Cargo.toml
@@ -21,7 +21,7 @@ itertools = "0.10"
 itoa = "0.4.7"
 log = { version = "0.4", features = ["serde"] }
 num_cpus = "1.13"
-parking_lot = "0.11"
+parking_lot = "0.12"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = { version = "1.0", features = ["arbitrary_precision"] }
 async-std = "1.9"