diff --git a/_config.yml b/_config.yml
index cb2b0fb..05cf975 100644
--- a/_config.yml
+++ b/_config.yml
@@ -190,6 +190,7 @@ plugins:
   - jekyll-sitemap
   - jekyll-gist
   - jekyll-feed
+  - jekyll-include-cache
   - jemoji
 
 # mimic GitHub Pages with --safe
@@ -198,6 +199,7 @@ whitelist:
   - jekyll-sitemap
   - jekyll-gist
   - jekyll-feed
+  - jekyll-include-cache
   - jemoji