diff --git a/.github/workflows/daos_tests.yml b/.github/workflows/daos_tests.yml
index 00321d721d..6d6afc4256 100644
--- a/.github/workflows/daos_tests.yml
+++ b/.github/workflows/daos_tests.yml
@@ -95,7 +95,7 @@ jobs:
         uses: actions/cache/save@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
         with:
           path: ${{ env.DAOS_PATH }}
-          key: opt_daos
+          key: opt_daos-${{ inputs.DAOS_REF }}
 
       - name: Install PMDK's dependencies
         run: sudo apt-get install libndctl-dev libdaxctl-dev pandoc