diff --git a/generate_thumbnails.py b/generate_thumbnails.py
index b81d9a9..d7b0187 100644
--- a/generate_thumbnails.py
+++ b/generate_thumbnails.py
@@ -82,5 +82,5 @@ def generator_finalized(generator):
 
 
 def register():
-    signals.page_generator_finalized.connect(generator_finalized)
+    signals.article_generator_finalized.connect(generator_finalized)