diff --git a/.github/workflows/build-pages.yml b/.github/workflows/build-pages.yml
index af2179f..73ed741 100644
--- a/.github/workflows/build-pages.yml
+++ b/.github/workflows/build-pages.yml
@@ -40,7 +40,7 @@ jobs:
         uses: actions/cache@v3
         with:
           path: cache
-          key: ${[ runner.os }}-apt-ftparchive
+          key: ${{ runner.os }}-apt-ftparchive
 
       - name: 🏗 Prepare folders
         run: |