diff --git a/README.md b/README.md
index 482f40b..ed0798e 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,8 @@ ansible-playbook ansible/prod.yml
   - This is mostly due to AWS being slow at destorying resources and their race conditions
 * There is no easy way of making ElasticBeanstalk spread geographically
   - The only way seems to have multiple EB environments linked via ELB
+* CDN can be slow to pick up updates to ElasticBeanstalk application
+  - Invalidating the CloudFront cache fixes the issue
 
 # TODO