diff --git a/action.yml b/action.yml
index 39cb028..0bf1ee1 100644
--- a/action.yml
+++ b/action.yml
@@ -73,6 +73,5 @@ runs:
       shell: bash
       run: |
         # Export environment variables
-        echo "OASIS_WORKSPACE=${{ inputs.oasis-workspace:-${{ gitea.workspace }}/oasis }}"
-        echo "OASIS_WORKSPACE=${{ inputs.oasis-workspace:-${{ gitea.workspace }}/oasis }}" >> $GITHUB_ENV
+        [ -z "${{ inputs.oasis-workspace }}" ] && echo OASIS_WORKSPACE=${{ forgejo.workspace }}/oasis >> $GITHUB_ENV  || echo OASIS_WORKSPACE=${{ inputs.oasis-workspace }} >> $GITHUB_ENV