diff --git a/src/tawashi_implem/submit_paste_response.cpp b/src/tawashi_implem/submit_paste_response.cpp
index 9b33397..10eae7c 100644
--- a/src/tawashi_implem/submit_paste_response.cpp
+++ b/src/tawashi_implem/submit_paste_response.cpp
@@ -183,7 +183,7 @@ namespace tawashi {
 
 	void SubmitPasteResponse::error_redirect (int parCode, ErrorReasons parReason) {
 		std::ostringstream oss;
-		oss << base_uri() << "/error.cgi?code=" << parCode << "&reason=" << parReason;
+		oss << base_uri() << "/error.cgi?code=" << parCode << "&reason=" << parReason._to_integral();
 		this->change_type(Response::Location, oss.str());
 	}
 } //namespace tawashi