diff --git a/xnumpy/core.py b/xnumpy/core.py
index e109941..3a2f5cb 100644
--- a/xnumpy/core.py
+++ b/xnumpy/core.py
@@ -358,8 +358,7 @@ def indices(shape, dtype=None):
     except NameError:
         xrange = range
 
-    if dtype is None:
-        dtype = int
+    dtype = dtype if dtype is not None else int
     dtype = numpy.dtype(dtype)
 
     grid = []