diff --git a/.github/workflows/centos7-system-deps-build.yml b/.github/workflows/centos7-system-deps-build.yml
index a569ae826..894d1f415 100644
--- a/.github/workflows/centos7-system-deps-build.yml
+++ b/.github/workflows/centos7-system-deps-build.yml
@@ -43,6 +43,9 @@ jobs:
     runs-on: ubuntu-latest
     needs: versions
     container: 'centos:7'
+    defaults:
+      run:
+        shell: bash
 
     steps:
       - id: branch-name