diff --git a/scripts/upgrade b/scripts/upgrade
index 1cc18da..1dbdc9b 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -55,7 +55,7 @@ ynh_script_progression --message="Upgrading source files..." --weight=60
 
 # Sort --version-sort cdécembrean handle underscore in versions numbers
 mapfile -t main_versions < <(
-    ynh_read_manifest --key="resources.sources | keys[]" | grep "main_" | sort --version-sort
+    ynh_read_manifest --manifest_key="resources.sources | keys[]" | grep "main_" | sort --version-sort
 )
 current_version="$YNH_APP_CURRENT_VERSION"
 for version in "${main_versions[@]}"; do
@@ -71,6 +71,7 @@ done
 
 # Final upgrade to the final version
 new_version=$(ynh_app_upstream_version)
+source_id="main"
 ynh_print_info --message="Upgrading app from $current_version to $new_version"
 upgrade_dolibarr