diff --git a/.github/workflows/action.yml b/.github/workflows/action.yml
index d183247..8ff773d 100644
--- a/.github/workflows/action.yml
+++ b/.github/workflows/action.yml
@@ -9,6 +9,10 @@ on:
   schedule:
     - cron: '0 0 * * 0'
 
+permissions:
+  actions: write
+  contents: read
+
 jobs:
   test-github-cpuonly:
     env:
@@ -26,6 +30,7 @@ jobs:
       - uses: julia-actions/setup-julia@latest
         with:
           version: ${{ matrix.julia-version }}
+      - uses: julia-actions/cache@v1
       - uses: julia-actions/julia-buildpkg@latest
       - uses: julia-actions/julia-runtest@latest
       - run: julia --project=docs/ docs/make.jl