diff --git a/_config.yml b/_config.yml
index de64be7..f35cafb 100644
--- a/_config.yml
+++ b/_config.yml
@@ -196,6 +196,7 @@ plugins:
   - jekyll-gist
   - jekyll-feed
   - jemoji
+  - jekyll-include-cache
 
 # mimic GitHub Pages with --safe
 whitelist: