diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 103061b..a6138b6 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -35,7 +35,7 @@ jobs:
           persist-credentials: false
 
       - name: Install Rust toolchain and configure cache
-        uses: actions-rust-lang/setup-rust-toolchain@1780873c7b576612439a134613cc4cc74ce5538c # v1
+        uses: actions-rust-lang/setup-rust-toolchain@2b1f5e9b395427c92ee4e3331786ca3c37afe2d7 # v1
         with:
           toolchain: stable
           cache: true