diff --git a/src/HotChocolate/Core/src/Validation/Rules/IntrospectionDepthVisitor.cs b/src/HotChocolate/Core/src/Validation/Rules/IntrospectionDepthVisitor.cs
index 777de38fb06..bf327a311af 100644
--- a/src/HotChocolate/Core/src/Validation/Rules/IntrospectionDepthVisitor.cs
+++ b/src/HotChocolate/Core/src/Validation/Rules/IntrospectionDepthVisitor.cs
@@ -20,7 +20,7 @@ private readonly (FieldCoordinate Coordinate, ushort MaxAllowed)[] _limits =
             (new FieldCoordinate("__Type", "inputFields"), 1),
             (new FieldCoordinate("__Type", "interfaces"), 1),
             (new FieldCoordinate("__Type", "possibleTypes"), 1),
-            (new FieldCoordinate("__Type", "ofType"), 8),
+            (new FieldCoordinate("__Type", "ofType"), 16),
         };
 
     protected override ISyntaxVisitorAction Enter(