diff --git a/.github/workflows/buildcache.yml b/.github/workflows/buildcache.yml
index d3ead0ba..bd238b5e 100644
--- a/.github/workflows/buildcache.yml
+++ b/.github/workflows/buildcache.yml
@@ -52,7 +52,7 @@ jobs:
       - name: Install GCC
         shell: spack-bash {0}
         run: |
-          spack install gcc@${{ matrix.gcc }}
+          spack install --fresh gcc@${{ matrix.gcc }}
           spack compiler find $(spack location -i gcc@${{ matrix.gcc }})
 
       - name: Install dependencies