diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 25f2921..75643a3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -276,6 +276,8 @@ jobs:
         run: |
           make defconfig
           sed -i 's/CONFIG_LUCI_JSMIN=y/CONFIG_LUCI_JSMIN=n/g' .config
+          sed -i 's/CONFIG_LUCI_CSSMIN=y/CONFIG_LUCI_CSSMIN=n/g' .config
+          grep -q '^CONFIG_LUCI_CSSMIN=' .config || echo 'CONFIG_LUCI_CSSMIN=n' >> .config
           echo "status=success" >> $GITHUB_OUTPUT
 
       - name: Show config