diff --git a/pb.py b/pb.py
index 9213bbf..5e83b6c 100644
--- a/pb.py
+++ b/pb.py
@@ -167,7 +167,7 @@ def _normalize_schema(schema):
                     fields[int(fid)] = fs
                     names[name] = int(fid)
                 else:
-                    print("item=",item, "alt=",alt)
+                    print("item=",item,"\n", "alt=",alt)
                     raise ValueError("unsupported tuple length in oneof alternative")
             continue