diff --git a/scripts/upgrade b/scripts/upgrade
index bad4cf5..9a5530d 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -148,8 +148,6 @@ ynh_script_progression --message="Building CryptPad... (this will take some time
 pushd "$final_path" || ynh_die
 	ynh_use_nodejs
 	ynh_exec_warn_less yarn install  --allow-root
-	yarn global add bower
-	bower install --allow-root
 popd || ynh_die
 
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