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Remove legacy contact forms, move to forms-builder.
[wolnelektury.git] / src / contact / admin.py
diff --git a/src/contact/admin.py b/src/contact/admin.py
index cf8d06c..98413f3 100644 (file)
--- a/src/contact/admin.py
+++ b/src/contact/admin.py
@@ -56,7 +56,7 @@ class ContactAdmin(admin.ModelAdmin, metaclass=ContactAdminMeta):
             else:
                 # Create readonly fields from the body JSON.
                 attachments = list(instance.attachment_set.all())
             else:
                 # Create readonly fields from the body JSON.
                 attachments = list(instance.attachment_set.all())
-                body_keys = body.keys() + [a.tag for a in attachments]
+                body_keys = list(body.keys()) + [a.tag for a in attachments]
 
                 # Find the original form.
                 try:
 
                 # Find the original form.
                 try: