1 files changed, 1 insertions, 1 deletions
diff --git a/numpy/doc/dispatch.py b/numpy/doc/dispatch.py
index 8db607131..c9029941b 100644
--- a/numpy/doc/dispatch.py
+++ b/numpy/doc/dispatch.py
@@ -223,7 +223,7 @@ calls ``numpy.sum(self)``, and the same for ``mean``.
 ...     return arr._i * arr._N
 ...
 >>> @implements(np.mean)
-... def sum(arr):
+... def mean(arr):
 ...     "Implementation of np.mean for DiagonalArray objects"
 ...     return arr._i / arr._N
 ...