diff --git a/src/components/ConfigModal.tsx b/src/components/ConfigModal.tsx
index 5444636..9a4a990 100644
--- a/src/components/ConfigModal.tsx
+++ b/src/components/ConfigModal.tsx
@@ -303,8 +303,8 @@ function ConfigModalForm({
         minecraft_properties_dir: "./properties",
         project_properties_path: "./gradle.properties",
         mod_version_field: "mod_version",
-        filename_format: "",
-        source_filename_format: "",
+        filename_format: "modname-${version}-mc${mc_version}.jar",
+        source_filename_format: "modname-${version}-mc${mc_version}-sources.jar",
         modrinth: {
           project_id: "",
           version_name: