diff --git a/pages/02.administer/15.admin_guide/55.upgrade/15.buster_bullseye/buster_bullseye_migration.md b/pages/02.administer/15.admin_guide/55.upgrade/15.buster_bullseye/buster_bullseye_migration.md
index 8a0c4ee3..b62cbd93 100644
--- a/pages/02.administer/15.admin_guide/55.upgrade/15.buster_bullseye/buster_bullseye_migration.md
+++ b/pages/02.administer/15.admin_guide/55.upgrade/15.buster_bullseye/buster_bullseye_migration.md
@@ -120,5 +120,5 @@ If you can't restore your app but your system has been restored, you probably sh
 yunohost tools regenconf nginx --force
 ```
 
-After that you should be able to restore your apps. Don't forget to force upgrade theme if you have 502 errors.
+After that you should be able to restore your apps. Don't forget to force upgrade them if you have 502 errors.