diff --git a/Cargo.lock b/Cargo.lock
index ef4b7f2e2..9b0b68018 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2506,9 +2506,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.46"
+version = "1.0.47"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94e2ef8dbfc347b10c094890f778ee2e36ca9bb4262e86dc99cd217e35f3470b"
+checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/crates/fj-proc/Cargo.toml b/crates/fj-proc/Cargo.toml
index 834f62199..f1d3eee29 100644
--- a/crates/fj-proc/Cargo.toml
+++ b/crates/fj-proc/Cargo.toml
@@ -14,7 +14,7 @@ categories.workspace = true
 proc-macro = true
 
 [dependencies]
-proc-macro2 = "1.0.43"
+proc-macro2 = "1.0.47"
 quote = "1.0.21"
 
 [dependencies.serde]