diff --git a/imagekit/generators.py b/imagekit/generators.py
index d064d80..bf012e1 100644
--- a/imagekit/generators.py
+++ b/imagekit/generators.py
@@ -97,4 +97,4 @@ class SpecFileGenerator(object):
                 storage = self.storage or source_file.storage
                 storage.save(filename, content)
 
-        return content
+            return content