diff --git a/pyopencl/array.py b/pyopencl/array.py
index 8cefeb2780adf2eeb435df5f2af7dacbc8832504..54a4a61e1754100876114d28b70a4b261d48d5e5 100644
--- a/pyopencl/array.py
+++ b/pyopencl/array.py
@@ -476,7 +476,7 @@ class Array(object):
 
         # }}}
 
-        if dtype == np.object:
+        if dtype == object:
             raise TypeError("object arrays on the compute device are not allowed")
 
         self.queue = queue