diff --git a/numpy/add_newdocs.py b/numpy/add_newdocs.py
index a53db35d4d96..b00e229c3e4f 100644
--- a/numpy/add_newdocs.py
+++ b/numpy/add_newdocs.py
@@ -1228,7 +1228,7 @@ def luf(lamdaexpr, *args, **kwargs):
     Parameters
     ----------
     a, b : array_like
-        If `a` and `b` are nonscalar, their last dimensions of must match.
+        If `a` and `b` are nonscalar, their last dimensions must match.
 
     Returns
     -------