diff --git a/Cargo.lock b/Cargo.lock
index 66d0f800065..9f6bc4ebdc8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1373,7 +1373,7 @@ dependencies = [
  "fork_choice",
  "fs2",
  "hex",
- "parking_lot 0.12.0",
+ "parking_lot 0.12.1",
  "rayon",
  "serde",
  "serde_derive",