diff --git a/toolz/itertoolz.py b/toolz/itertoolz.py
index 5049e5eb..89931ae5 100644
--- a/toolz/itertoolz.py
+++ b/toolz/itertoolz.py
@@ -283,11 +283,7 @@ def isiterable(x):
     >>> isiterable(5)
     False
     """
-    try:
-        iter(x)
-        return True
-    except TypeError:
-        return False
+    return hasattr(x, "__iter__")
 
 
 def isdistinct(seq):