diff --git a/.github/workflows/deploy_docs.yaml b/.github/workflows/deploy_docs.yaml
index 05604bd5b..b923e96ec 100644
--- a/.github/workflows/deploy_docs.yaml
+++ b/.github/workflows/deploy_docs.yaml
@@ -19,7 +19,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ${{ github.workspace }}/spack
-        key: linux-spack
+        key: linux-spack-documentation
     - name: Install source dependencies
       if: steps.cache-dependencies.outputs.cache-hit != 'true'
       run: |