diff --git a/Cargo.lock b/Cargo.lock
index 1546e53931fe..66acf474d621 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -9834,9 +9834,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.79"
+version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e8d9fa5c3b304765ce1fd9c4c8a3de2c8db365a5b91be52f186efc675681d95"
+checksum = "9b7ce2b32a1aed03c558dc61a5cd328f15aff2dbc17daad8fb8af04d2100e15c"
 dependencies = [
  "itoa 1.0.1",
  "ryu",
@@ -11137,9 +11137,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.92"
+version = "1.0.94"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ff7c592601f11445996a06f8ad0c27f094a58857c2f89e97974ab9235b92c52"
+checksum = "a07e33e919ebcd69113d5be0e4d70c5707004ff45188910106854f38b960df4a"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/node/gum/proc-macro/Cargo.toml b/node/gum/proc-macro/Cargo.toml
index 05c4777ded04..8e5fb285ee23 100644
--- a/node/gum/proc-macro/Cargo.toml
+++ b/node/gum/proc-macro/Cargo.toml
@@ -12,7 +12,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "1.0.92", features = ["full", "extra-traits"] }
+syn = { version = "1.0.94", features = ["full", "extra-traits"] }
 quote = "1.0.18"
 proc-macro2 = "1.0.37"
 proc-macro-crate = "1.1.3"
diff --git a/node/overseer/overseer-gen/proc-macro/Cargo.toml b/node/overseer/overseer-gen/proc-macro/Cargo.toml
index 7c6dcbd1b4ee..0d210dc7cbac 100644
--- a/node/overseer/overseer-gen/proc-macro/Cargo.toml
+++ b/node/overseer/overseer-gen/proc-macro/Cargo.toml
@@ -12,7 +12,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "1.0.92", features = ["full", "extra-traits"] }
+syn = { version = "1.0.94", features = ["full", "extra-traits"] }
 quote = "1.0.18"
 proc-macro2 = "1.0.37"
 proc-macro-crate = "1.1.3"
diff --git a/xcm/procedural/Cargo.toml b/xcm/procedural/Cargo.toml
index 7aaaf38d8697..dbf1f3750403 100644
--- a/xcm/procedural/Cargo.toml
+++ b/xcm/procedural/Cargo.toml
@@ -10,5 +10,5 @@ proc-macro = true
 [dependencies]
 proc-macro2 = "1.0.37"
 quote = "1.0.18"
-syn = "1.0.92"
+syn = "1.0.94"
 Inflector = "0.11.4"