diff --git a/loopy/kernel.py b/loopy/kernel.py
index 76ffe4ed41208e785fd034eb2c209cc6697d275f..7537449742d6afb787a6155e8b962a65c8f24afb 100644
--- a/loopy/kernel.py
+++ b/loopy/kernel.py
@@ -177,7 +177,8 @@ class ArrayArg:
         return len(self.shape)
 
     def __repr__(self):
-        return "<ArrayArg '%s' of type %s>" % (self.name, self.dtype)
+        return "<ArrayArg '%s' of type %s and shape (%s)>" % (
+                self.name, self.dtype, ",".join(str(i) for i in self.shape))
 
 class ConstantArrayArg(ArrayArg):
     pass