diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index 3d46093c38..a1a2311723 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -7282,9 +7282,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.36"
+version = "1.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
+checksum = "ec757218438d5fda206afc041538b2f6d889286160d649a86a24d37e1235afd1"
 dependencies = [
  "unicode-xid",
 ]
@@ -11691,9 +11691,9 @@ checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "universal-hash"
diff --git a/substrate/client/chain-spec/derive/Cargo.toml b/substrate/client/chain-spec/derive/Cargo.toml
index 9aa1d6c094..8cb5db5e42 100644
--- a/substrate/client/chain-spec/derive/Cargo.toml
+++ b/substrate/client/chain-spec/derive/Cargo.toml
@@ -16,7 +16,7 @@ proc-macro = true
 
 [dependencies]
 proc-macro-crate = "1.1.3"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 quote = "1.0.10"
 syn = "1.0.82"
 
diff --git a/substrate/client/tracing/proc-macro/Cargo.toml b/substrate/client/tracing/proc-macro/Cargo.toml
index 645a6ed93a..b55c3482be 100644
--- a/substrate/client/tracing/proc-macro/Cargo.toml
+++ b/substrate/client/tracing/proc-macro/Cargo.toml
@@ -16,6 +16,6 @@ proc-macro = true
 
 [dependencies]
 proc-macro-crate = "1.1.3"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 quote = { version = "1.0.10", features = ["proc-macro"] }
 syn = { version = "1.0.82", features = ["proc-macro", "full", "extra-traits", "parsing"] }
diff --git a/substrate/frame/election-provider-support/solution-type/Cargo.toml b/substrate/frame/election-provider-support/solution-type/Cargo.toml
index 5f4454eda4..a4e7256127 100644
--- a/substrate/frame/election-provider-support/solution-type/Cargo.toml
+++ b/substrate/frame/election-provider-support/solution-type/Cargo.toml
@@ -17,7 +17,7 @@ proc-macro = true
 [dependencies]
 syn = { version = "1.0.82", features = ["full", "visit"] }
 quote = "1.0"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 proc-macro-crate = "1.1.3"
 
 [dev-dependencies]
diff --git a/substrate/frame/staking/reward-curve/Cargo.toml b/substrate/frame/staking/reward-curve/Cargo.toml
index d53fb72b0e..dd8361ece6 100644
--- a/substrate/frame/staking/reward-curve/Cargo.toml
+++ b/substrate/frame/staking/reward-curve/Cargo.toml
@@ -17,7 +17,7 @@ proc-macro = true
 [dependencies]
 syn = { version = "1.0.82", features = ["full", "visit"] }
 quote = "1.0.10"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 proc-macro-crate = "1.1.3"
 
 [dev-dependencies]
diff --git a/substrate/frame/support/procedural/Cargo.toml b/substrate/frame/support/procedural/Cargo.toml
index 4e9618b5bc..8f7438710d 100644
--- a/substrate/frame/support/procedural/Cargo.toml
+++ b/substrate/frame/support/procedural/Cargo.toml
@@ -16,7 +16,7 @@ proc-macro = true
 
 [dependencies]
 frame-support-procedural-tools = { version = "4.0.0-dev", path = "./tools" }
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 quote = "1.0.10"
 Inflector = "0.11.4"
 syn = { version = "1.0.82", features = ["full"] }
diff --git a/substrate/frame/support/procedural/tools/Cargo.toml b/substrate/frame/support/procedural/tools/Cargo.toml
index b38071dd31..00c453b1f1 100644
--- a/substrate/frame/support/procedural/tools/Cargo.toml
+++ b/substrate/frame/support/procedural/tools/Cargo.toml
@@ -13,7 +13,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 frame-support-procedural-tools-derive = { version = "3.0.0", path = "./derive" }
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 quote = "1.0.10"
 syn = { version = "1.0.82", features = ["full", "visit", "extra-traits"] }
 proc-macro-crate = "1.1.3"
diff --git a/substrate/frame/support/procedural/tools/derive/Cargo.toml b/substrate/frame/support/procedural/tools/derive/Cargo.toml
index 5ed1b506df..8d536be1cb 100644
--- a/substrate/frame/support/procedural/tools/derive/Cargo.toml
+++ b/substrate/frame/support/procedural/tools/derive/Cargo.toml
@@ -15,6 +15,6 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 quote = { version = "1.0.10", features = ["proc-macro"] }
 syn = { version = "1.0.82", features = ["proc-macro" ,"full", "extra-traits", "parsing"] }
diff --git a/substrate/primitives/api/proc-macro/Cargo.toml b/substrate/primitives/api/proc-macro/Cargo.toml
index dc5deb2efa..24ce1360c8 100644
--- a/substrate/primitives/api/proc-macro/Cargo.toml
+++ b/substrate/primitives/api/proc-macro/Cargo.toml
@@ -18,7 +18,7 @@ proc-macro = true
 [dependencies]
 quote = "1.0.10"
 syn = { version = "1.0.82", features = ["full", "fold", "extra-traits", "visit"] }
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 blake2 = { version = "0.10.2", default-features = false }
 proc-macro-crate = "1.1.3"
 
diff --git a/substrate/primitives/core/hashing/proc-macro/Cargo.toml b/substrate/primitives/core/hashing/proc-macro/Cargo.toml
index b3dc155cd8..9a5f991d04 100644
--- a/substrate/primitives/core/hashing/proc-macro/Cargo.toml
+++ b/substrate/primitives/core/hashing/proc-macro/Cargo.toml
@@ -18,5 +18,5 @@ proc-macro = true
 [dependencies]
 syn = { version = "1.0.82", features = ["full", "parsing"] }
 quote = "1.0.6"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 sp-core-hashing = { version = "4.0.0", path = "../", default-features = false }
diff --git a/substrate/primitives/runtime-interface/proc-macro/Cargo.toml b/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
index ef59e0119f..3c66f371b7 100644
--- a/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
+++ b/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
@@ -18,6 +18,6 @@ proc-macro = true
 [dependencies]
 syn = { version = "1.0.82", features = ["full", "visit", "fold", "extra-traits"] }
 quote = "1.0.10"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 Inflector = "0.11.4"
 proc-macro-crate = "1.1.3"
diff --git a/substrate/primitives/version/proc-macro/Cargo.toml b/substrate/primitives/version/proc-macro/Cargo.toml
index e54012a516..b9ab7cee0a 100644
--- a/substrate/primitives/version/proc-macro/Cargo.toml
+++ b/substrate/primitives/version/proc-macro/Cargo.toml
@@ -18,7 +18,7 @@ proc-macro = true
 [dependencies]
 quote = "1.0.10"
 syn = { version = "1.0.82", features = ["full", "fold", "extra-traits", "visit"] }
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 codec = { package = "parity-scale-codec", version = "3.0.0", features = [ "derive" ] }
 
 [dev-dependencies]
diff --git a/substrate/test-utils/derive/Cargo.toml b/substrate/test-utils/derive/Cargo.toml
index 16e0b9822f..afa729c516 100644
--- a/substrate/test-utils/derive/Cargo.toml
+++ b/substrate/test-utils/derive/Cargo.toml
@@ -12,7 +12,7 @@ description = "Substrate test utilities macros"
 quote = "1.0.10"
 syn = { version = "1.0.82", features = ["full"] }
 proc-macro-crate = "1.1.3"
-proc-macro2 = "1.0.36"
+proc-macro2 = "1.0.37"
 
 [lib]
 proc-macro = true