diff --git a/src/kamokan_impl/general_pastie_response.hpp b/src/kamokan_impl/general_pastie_response.hpp
index 9e4fc0c..2c1577a 100644
--- a/src/kamokan_impl/general_pastie_response.hpp
+++ b/src/kamokan_impl/general_pastie_response.hpp
@@ -38,7 +38,7 @@ namespace kamokan {
 		virtual void on_mustache_prepare (mstch::map& parContext) override final;
 		virtual tawashi::HttpHeader on_general_pastie_process() = 0;
 		virtual void on_general_mustache_prepare (std::string&& parPastie, mstch::map& parContext) = 0;
-		std::string default_pastie_lang();
+		std::string default_pastie_lang() override;
 
 		Storage::RetrievedPastie m_pastie_info;
 	};