diff --git a/Cargo.lock b/Cargo.lock
index 0d7cdd5d5c..e7fb8332c2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1590,9 +1590,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.68"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b1106fec09662ec6dd98ccac0f81cef56984d0b49f75c92d8cbad76e20c005c"
+checksum = "134c189feb4956b20f6f547d2cf727d4c0fe06722b20a0eec87ed445a97f92da"
 dependencies = [
  "unicode-ident",
 ]