diff --git a/.github/actions/test_client_stack/action.yml b/.github/actions/test_client_stack/action.yml
index fe7ddf9b..dd25f123 100644
--- a/.github/actions/test_client_stack/action.yml
+++ b/.github/actions/test_client_stack/action.yml
@@ -1,10 +1,6 @@
 name: "Test Client Stack"
 description: "A custom action to test CL, VC and EL"
 
-defaults:
-  run:
-    shell: bash
-
 runs:
   using: "composite"
   steps: