spec/fixtures/_config.yml in jekyll-feed-0.4.0 vs spec/fixtures/_config.yml in jekyll-feed-0.5.0

@@ -1,9 +1,6 @@
 timezone: UTC
 
-gems:
-  - jekyll-last-modified-at
-
 defaults:
   -
     scope:
       path: ""
       type: page