diff --git a/a8/a8.h b/a8/a8.h
index b784f17..94a8448 100644
--- a/a8/a8.h
+++ b/a8/a8.h
@@ -47,6 +47,6 @@ struct Context                                  \
 {                                               \
     __VA_ARGS__                                 \
 };                                              \
-return std::make_shared(Context);}()
+return std::make_shared<Context>();}()
 
 const float A8_PI = 3.1415926f;