diff --git a/src/Pose/IL/MethodRewriter.cs b/src/Pose/IL/MethodRewriter.cs
index e311547..348b6b3 100644
--- a/src/Pose/IL/MethodRewriter.cs
+++ b/src/Pose/IL/MethodRewriter.cs
@@ -375,6 +375,8 @@ private static bool ShouldForward(MethodBase member)
         {
             var declaringType = member.DeclaringType ?? throw new Exception($"Type {member.Name} does not have a {nameof(MethodBase.DeclaringType)}");
 
+            if (declaringType.Namespace == typeof(AsyncTaskMethodBuilder).Namespace && declaringType.Name == "AsyncMethodBuilderCore") return false;
+            
             // Don't attempt to rewrite inaccessible constructors in System.Private.CoreLib/mscorlib
             if (!declaringType.IsPublic) return true;
             if (!member.IsPublic && !member.IsFamily && !member.IsFamilyOrAssembly) return true;