diff --git a/docs/ecolyo/application/deploy.md b/docs/ecolyo/application/deploy.md
index 9b1a00659c461a9fff2d58fb026cd42d7f37f599..a8a03b11b9f56c79d1b010c8d04e1401f89c73df 100644
--- a/docs/ecolyo/application/deploy.md
+++ b/docs/ecolyo/application/deploy.md
@@ -64,6 +64,8 @@ You can deploy content of build branch into Cozy registry by using the cozy-app-
 - $VERSION_NUMBER: version of the application
 - $COZY_SPACE: space of the Cozy
 
+:warning: Make sure that the **build branch** is up to date and was build with **prod configuration**
+
 ```sh
 yarn cozy-app-publish \
 --token $COZY_TOKEN \