diff --git a/.github/workflows/package-test.yaml b/.github/workflows/package-test.yaml
index 26edbbb12..2adfd93a7 100644
--- a/.github/workflows/package-test.yaml
+++ b/.github/workflows/package-test.yaml
@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: Swatinem/rust-cache@v2
         with:
-          prefix-key: "v1-pgrx--package-test"
+          prefix-key: "v2-pgrx--package-test"
 
       - name: Install Postgres deps
         run: |