diff --git a/scripts/upgrade b/scripts/upgrade
index 0e4a541..81e43d5 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -64,7 +64,7 @@ fi
 
 # If architecture doesn't exist, create it
 if [ -z "$architecture" ]; then
-	architecture=$(dpkg --print-architecture)
+	architecture=$YNH_ARCH
 	architecture=$(ynh_app_setting_get --app=$app --key=architecture)
 fi