diff --git a/tests/Avalonia.Markup.UnitTests/Parsers/ExpressionObserverBuilderTests_Method.cs b/tests/Avalonia.Markup.UnitTests/Parsers/ExpressionObserverBuilderTests_Method.cs
index b0623aa456..72e0ac5e57 100644
--- a/tests/Avalonia.Markup.UnitTests/Parsers/ExpressionObserverBuilderTests_Method.cs
+++ b/tests/Avalonia.Markup.UnitTests/Parsers/ExpressionObserverBuilderTests_Method.cs
@@ -23,8 +23,8 @@ namespace Avalonia.Markup.UnitTests.Parsers
 
             public static void StaticMethod() { }
 
-            public static void TooManyParameters(int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8, int a9) { }
-            public static int TooManyParametersWithReturnType(int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8) => 1;
+            public static void ManyParameters(int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8, int a9) { }
+            public static int ManyParametersWithReturnType(int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8) => 1;
         }
 
         [Fact]
@@ -44,6 +44,8 @@ namespace Avalonia.Markup.UnitTests.Parsers
         [InlineData(nameof(TestObject.MethodWithReturn), typeof(Func<int>))]
         [InlineData(nameof(TestObject.MethodWithReturnAndParameters), typeof(Func<int, int>))]
         [InlineData(nameof(TestObject.StaticMethod), typeof(Action))]
+        [InlineData(nameof(TestObject.ManyParameters), typeof(Action<int, int, int, int, int, int, int, int, int>))]
+        [InlineData(nameof(TestObject.ManyParametersWithReturnType), typeof(Func<int, int, int, int, int, int, int, int, int>))]
         public async Task Should_Get_Method_WithCorrectDelegateType(string methodName, Type expectedType)
         {
             var data = new TestObject();
@@ -68,21 +70,5 @@ namespace Avalonia.Markup.UnitTests.Parsers
 
             GC.KeepAlive(data);
         }
-
-        [Theory]
-        [InlineData(nameof(TestObject.TooManyParameters))]
-        [InlineData(nameof(TestObject.TooManyParametersWithReturnType))]
-        public async Task Should_Return_Error_Notification_If_Too_Many_Parameters(string methodName)
-        {
-            var data = new TestObject();
-            var observer = ExpressionObserverBuilder.Build(data, methodName);
-            var result = await observer.Take(1);
-
-            Assert.IsType<BindingNotification>(result);
-
-            Assert.Equal(BindingErrorType.Error, ((BindingNotification)result).ErrorType);
-
-            GC.KeepAlive(data);
-        }
     }
 }