diff --git a/src/canary_server.hpp b/src/canary_server.hpp
index a6a2a0d5043..d9374309c4a 100644
--- a/src/canary_server.hpp
+++ b/src/canary_server.hpp
@@ -40,7 +40,7 @@ class CanaryServer {
 	int run();
 
 private:
-	enum LoaderStatus : uint8_t {
+	enum class LoaderStatus : uint8_t {
 		LOADING,
 		LOADED,
 		FAILED