diff --git a/pandas/core/apply.py b/pandas/core/apply.py
index 9056f78ee02ed..8fb74e2e87174 100644
--- a/pandas/core/apply.py
+++ b/pandas/core/apply.py
@@ -191,7 +191,7 @@ def apply_broadcast(self, target):
 
         for i, col in enumerate(target.columns):
             res = self.f(target[col])
-            ares = np. asarray(res).ndim
+            ares = np.asarray(res).ndim
 
             # must be a scalar or 1d
             if ares > 1: