diff --git a/src/entt/core/any.hpp b/src/entt/core/any.hpp
index 984adb441..74cd2e7dc 100644
--- a/src/entt/core/any.hpp
+++ b/src/entt/core/any.hpp
@@ -329,7 +329,7 @@ public:
 
 private:
     vtable_type *vtable;
-    union { const void *instance = nullptr; storage_type storage; };
+    union { const void *instance; storage_type storage{}; };
 };