diff --git a/rdgenerator/views.py b/rdgenerator/views.py
index c6a7ce8..0e709c4 100644
--- a/rdgenerator/views.py
+++ b/rdgenerator/views.py
@@ -332,4 +332,4 @@ def save_png(file, uuid, domain):
     imageJson['uuid'] = uuid
     imageJson['file'] = file.name
     #return "%s/%s" % (domain, file_save_path)
-    return imageJson
\ No newline at end of file
+    return json.dumps(imageJson)
\ No newline at end of file