diff --git a/upgrade-entrypoint.sh b/upgrade-entrypoint.sh
index f5354ff..49ac55f 100644
--- a/upgrade-entrypoint.sh
+++ b/upgrade-entrypoint.sh
@@ -39,7 +39,7 @@ if [ -f "$OLD_VERSION_FILE" ]; then
             echo "========================================"
             
             # Print the contents of the server log
-            cat "$DATA_DIR/new_data/pg_upgrade_output.d/*/log/pg_upgrade_server.log"
+            cat "$DATA_DIR"/new_data/pg_upgrade_output.d/*/log/pg_upgrade_server.log
             
             # Exit to prevent the script from continuing
             exit 1