diff --git a/src/cs/MonoGame.Extended.Tweening/Tweener.cs b/src/cs/MonoGame.Extended.Tweening/Tweener.cs
index 1e17efae..afba79f9 100644
--- a/src/cs/MonoGame.Extended.Tweening/Tweener.cs
+++ b/src/cs/MonoGame.Extended.Tweening/Tweener.cs
@@ -51,7 +51,7 @@ namespace MonoGame.Extended.Tweening
             activeTween?.Cancel();
 
             AllocationCount++;
-            var tween = (TTween)Activator.CreateInstance(typeof(TTween), target, duration, delay, member, toValue);
+            var tween = (TTween)Activator.CreateInstance(typeof(TTween), BindingFlags.Public | BindingFlags.NonPublic, null, new object?[]{target, duration, delay, member, toValue});
             _activeTweens.Add(tween);
             return tween;
         }