diff --git a/pelicanconf.py b/pelicanconf.py
index 33b902b..a5d5d91 100644
--- a/pelicanconf.py
+++ b/pelicanconf.py
@@ -42,7 +42,7 @@ PLUGINS = [
     "pelican-page-hierarchy",
     "always_modified",
     "tag_cloud",
-    # 'pdf-img',
+    'pdf-img',
 ]
 
 ALWAYS_MODIFIED = True