diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 05688973c..b9ac9c65f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -176,7 +176,8 @@ jobs:
       - uses: taiki-e/checkout-action@v1
       - uses: Boshen/setup-rust@main
         with:
-          cache-key: warm
+          save-cache: ${{ github.ref_name == 'main' }}
+          cache-key: clippy
           components: clippy
           tools: ast-grep
       - run: cargo lint -- -D warnings