diff --git a/.github/workflows/github_actions.yml b/.github/workflows/github_actions.yml
index 002f1cc1..a70f8238 100644
--- a/.github/workflows/github_actions.yml
+++ b/.github/workflows/github_actions.yml
@@ -69,6 +69,7 @@ jobs:
           distro: ubuntu20.04
           env: |
             CXX: ${{ matrix.cxx_compiler }}
+            ARCH_CFLAGS: 
           install: |
             apt-get update -q -y
             apt-get install -q -y "${{ matrix.cxx_compiler }}" make