diff --git a/server/utils/code_task_v2.py b/server/utils/code_task_v2.py
index 9cf4d98..f0f07d2 100644
--- a/server/utils/code_task_v2.py
+++ b/server/utils/code_task_v2.py
@@ -269,7 +269,7 @@ def _run_ai_code_task_v2_internal(task_id: int, user_id: str, github_token: str)
     mkdir -p ~/.claude
     
     # Write credentials content directly to file
-    if [ ! -z '{escaped_credentials}' ]; then
+    if [ ! -z "{escaped_credentials}" ]; then
         echo "📋 Writing credentials to ~/.claude/.credentials.json"
         cat << 'CREDENTIALS_EOF' > ~/.claude/.credentials.json
 {credentials_content}