diff --git a/Cargo.lock b/Cargo.lock
index 235f09b6f2a..fc2cc25ba6f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8522,9 +8522,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.43"
+version = "1.0.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a2ca2c61bc9f3d74d2886294ab7b9853abd9c1ad903a3ac7815c58989bb7bab"
+checksum = "7bd7356a8122b6c4a24a82b278680c73357984ca2fc79a0f9fa6dea7dced7c58"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/pallets/parachain-system/proc-macro/Cargo.toml b/pallets/parachain-system/proc-macro/Cargo.toml
index 1e9937d0c89..990d2a894a4 100644
--- a/pallets/parachain-system/proc-macro/Cargo.toml
+++ b/pallets/parachain-system/proc-macro/Cargo.toml
@@ -10,7 +10,7 @@ proc-macro = true
 
 [dependencies]
 syn = "1.0.100"
-proc-macro2 = "1.0.43"
+proc-macro2 = "1.0.44"
 quote = "1.0.21"
 proc-macro-crate = "1.2.1"