diff --git a/README.md b/README.md
index 2ded965..f1c84aa 100644
--- a/README.md
+++ b/README.md
@@ -149,6 +149,8 @@ It is also possible to start, stop or restart individual components.
 sudo gitlab-ctl restart unicorn
 ```
 
+Note that you cannot use a Unicorn reload to update the Ruby runtime.
+
 ## Configuration
 
 ### Creating the gitlab.rb configuration file
--
libgit2 0.21.2