diff --git a/Cargo.toml b/Cargo.toml
index 0675acc3b..1262f2aad 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ heck = { version = "0.3", optional = true }
 http = { version = "0.2", optional = true }
 itertools = "0.10"
 log = { version = "0.4", optional = true }
-parking_lot = { version = ">=0.10,<0.12" }
+parking_lot = { version = ">=0.10, <0.13" }
 regex = { version = "1.3", optional = true }
 reqwest = { version = "0.10", features = ["blocking"], optional = true }
 semver = ">=0.9, <0.12"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 434735702..091060041 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -22,7 +22,7 @@ heck = { version = "0.3", optional = true }
 once_cell = "1.4"
 log = { version = "0.4", optional = true }
 mime = "0.3"
-parking_lot = { version = ">=0.10,<0.12", features = ["serde"] }
+parking_lot = { version = ">=0.10, <0.13", features = ["serde"] }
 pin-project = { version = "1.0", optional = true }
 rust_decimal = { version = "1", optional = true }
 regex = "1.3"
diff --git a/plugins/actix-web/Cargo.toml b/plugins/actix-web/Cargo.toml
index e554ac436..db2493990 100644
--- a/plugins/actix-web/Cargo.toml
+++ b/plugins/actix-web/Cargo.toml
@@ -17,7 +17,7 @@ actix-service = "2.0.0-beta.4"
 actix-web2 = { version = "2", default-features = false, optional = true, package = "actix-web" }
 actix-web3 = { version = "3", default-features = false, optional = true, package = "actix-web" }
 actix-web4 = { version = "4.0.0-beta.12", default-features = false, optional = true, package = "actix-web" }
-parking_lot = ">=0.10,<0.12"
+parking_lot = ">=0.10, <0.13"
 serde_json = "1.0"
 once_cell = "1.4"
 openapiv3 = { version = "0.4.0", optional = true }