diff --git a/.github/workflows/pr_tests.yml b/.github/workflows/pr_tests.yml
index 5edf1ec11..a3a1bd429 100644
--- a/.github/workflows/pr_tests.yml
+++ b/.github/workflows/pr_tests.yml
@@ -44,7 +44,7 @@ jobs:
         run: |
           BINDINGS_HASH=$(git rev-parse HEAD:vendor/logos-delivery-python-bindings)
           DELIVERY_HASH=$(git -C vendor/logos-delivery-python-bindings rev-parse HEAD:vendor/logos-delivery)
-          echo "key=liblogosdelivery-${{ runner.os }}-nim2.2.4-${BINDINGS_HASH}-${DELIVERY_HASH}" >> "$GITHUB_OUTPUT"
+          echo "key=liblogosdelivery-${{ runner.os }}-nim2.2.4-v2-${BINDINGS_HASH}-${DELIVERY_HASH}" >> "$GITHUB_OUTPUT"
 
       - name: Cache liblogosdelivery.so
         id: cache-lib