diff --git a/mayan/apps/sources/admin.py b/mayan/apps/sources/admin.py
index cf1de0b3a1..7b7041b2e2 100644
--- a/mayan/apps/sources/admin.py
+++ b/mayan/apps/sources/admin.py
@@ -2,8 +2,10 @@ from __future__ import absolute_import
 
 from django.contrib import admin
 
-from .models import StagingFolderSource, SourceTransformation, WebFormSource
+from .models import (SourceTransformation, StagingFolderSource,
+                     WatchFolderSource, WebFormSource)
 
-admin.site.register(StagingFolderSource)
 admin.site.register(SourceTransformation)
+admin.site.register(StagingFolderSource)
+admin.site.register(WatchFolderSource)
 admin.site.register(WebFormSource)