diff --git a/gpt4all-backend/llmodel.h b/gpt4all-backend/llmodel.h
index 95fe8267..7d06a901 100644
--- a/gpt4all-backend/llmodel.h
+++ b/gpt4all-backend/llmodel.h
@@ -77,7 +77,7 @@ public:
 
     static const std::vector<Implementation>& implementationList();
     static const Implementation *implementation(std::ifstream& f, const std::string& buildVariant);
-    static LLModel *construct(const std::string &modelPath, std::string buildVariant = "default");
+    static LLModel *construct(const std::string &modelPath, std::string buildVariant = "auto");
 
     static void setImplementationsSearchPath(const std::string& path);
     static const std::string& implementationsSearchPath();