diff --git a/docker-compose.yml b/docker-compose.yml
index 9c61d85..b19bfda 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,3 +12,7 @@ services:
       - ${WWW_PORT:-4000}:4000
     volumes:
       - ./jekyll:/app/jekyll
+      - jekyll_bundle:/usr/local/bundle
+
+volumes:
+  jekyll_bundle: