diff --git a/imagekit/utils.py b/imagekit/utils.py
index 1971e0d..deadbbd 100644
--- a/imagekit/utils.py
+++ b/imagekit/utils.py
@@ -1,4 +1,3 @@
-import os
 import tempfile
 import types
 
@@ -35,11 +34,7 @@ def get_spec_files(instance):
 
 
 def open_image(target):
-    if hasattr(target, 'mode') and 'w' in target.mode and os.path.exists(target.name):
-        # target is a file like object with write mode enabled
-        # PIL will zero this file out and then give and IO error
-        # instead just pass PIL the path
-        target = target.name
+    target.seek(0)
     img = Image.open(target)
     img.copy = types.MethodType(_wrap_copy(img.copy), img, img.__class__)
     return img