diff --git a/doc/administration/environment_variables.md b/doc/administration/environment_variables.md
index 42a27dcf6d685f7cf0354849d7d56c581e4f3c8e..0faef526d43c3c1818c87a5e276bfd08b0fe07e2 100644
--- a/doc/administration/environment_variables.md
+++ b/doc/administration/environment_variables.md
@@ -47,6 +47,7 @@ GITLAB_DATABASE_PORT | 5432
 ## Adding more variables
 
 We welcome merge requests to make more settings configurable via variables.
+Please make changes in the file config/initializers/1_settings.rb
 Please stick to the naming scheme "GITLAB_#{name 1_settings.rb in upper case}".
 
 ## Omnibus configuration