diff --git a/launcher/ModDownloadTask.h b/launcher/ModDownloadTask.h
index b3c25909..6e204e70 100644
--- a/launcher/ModDownloadTask.h
+++ b/launcher/ModDownloadTask.h
@@ -30,7 +30,7 @@ class ModFolderModel;
 class ModDownloadTask : public SequentialTask {
     Q_OBJECT
 public:
-    explicit ModDownloadTask(ModPlatform::IndexedPack mod, ModPlatform::IndexedVersion version, const std::shared_ptr<ModFolderModel> mods, bool is_indexed);
+    explicit ModDownloadTask(ModPlatform::IndexedPack mod, ModPlatform::IndexedVersion version, const std::shared_ptr<ModFolderModel> mods, bool is_indexed = true);
     const QString& getFilename() const { return m_mod_version.fileName; }
 
 private: