diff --git a/pytools/obj_array.py b/pytools/obj_array.py
index 9107d7a852a630871163f6f66cfed4968522492b..7dbd0d44c280c44b25b34e413119d2ae18ed5b40 100644
--- a/pytools/obj_array.py
+++ b/pytools/obj_array.py
@@ -224,7 +224,7 @@ def obj_array_vectorized_n_args(f):
     # > Also notice that this transformation only happens for user-defined functions;
     # > other callable objects (and all non-callable objects) are retrieved
     # > without transformation.
-    
+
     def wrapper(*args):
         return obj_array_vectorize_n_args(f, *args)