diff --git a/.github/workflows/auto-pr.yaml b/.github/workflows/auto-pr.yaml
index a86effe..80bb4ca 100644
--- a/.github/workflows/auto-pr.yaml
+++ b/.github/workflows/auto-pr.yaml
@@ -20,8 +20,7 @@ jobs:
         for pr in $prs_list; do
           echo ${pr}
         done
-        if: ${ ${#prs_list}  > 0 }
-        then
+        if [ -n "$prs_list" ]; then
           echo "PR already opened"
           exit 0
         fi