diff --git a/.github/workflows/test-rust.yml b/.github/workflows/test-rust.yml
index 195fe868..9d28d9ea 100644
--- a/.github/workflows/test-rust.yml
+++ b/.github/workflows/test-rust.yml
@@ -159,6 +159,8 @@ jobs:
           targets: ${{ matrix.platform.target }}
 
       - uses: Swatinem/rust-cache@v2
+        with:
+          key: ${{ matrix.package }}
 
       - name: create dummy dist
         working-directory: examples/api