diff --git a/src/Opc.Ua.Types/State/BaseDataVariableState.cs b/src/Opc.Ua.Types/State/BaseDataVariableState.cs
index 7110fa4171..492feb2aa7 100644
--- a/src/Opc.Ua.Types/State/BaseDataVariableState.cs
+++ b/src/Opc.Ua.Types/State/BaseDataVariableState.cs
@@ -184,20 +184,6 @@ namespace Opc.Ua
                 context, browseName, createOrReplace, replacement, assignInstanceNodeIds);
         }
 
-        /// <inheritdoc/>
-        protected override void RemoveExplicitlyDefinedChild(BaseInstanceState child)
-        {
-            if (ReferenceEquals(EnumStrings, child))
-            {
-                EnumStrings = null;
-                if (ReferenceEquals(child.Parent, this))
-                {
-                    child.Parent = null;
-                }
-            }
-            base.RemoveExplicitlyDefinedChild(child);
-        }
-
         /// <summary>
         /// Create or replace enum strings
         /// </summary>
diff --git a/src/Opc.Ua.Types/State/MethodState.cs b/src/Opc.Ua.Types/State/MethodState.cs
index 800f420c44..795ff6d3fb 100644
--- a/src/Opc.Ua.Types/State/MethodState.cs
+++ b/src/Opc.Ua.Types/State/MethodState.cs
@@ -544,27 +544,6 @@ namespace Opc.Ua
             }
         }
 
-        /// <inheritdoc/>
-        protected override void RemoveExplicitlyDefinedChild(BaseInstanceState child)
-        {
-            bool removed = false;
-            if (ReferenceEquals(InputArguments, child))
-            {
-                InputArguments = null;
-                removed = true;
-            }
-            if (ReferenceEquals(OutputArguments, child))
-            {
-                OutputArguments = null;
-                removed = true;
-            }
-            if (removed && ReferenceEquals(child.Parent, this))
-            {
-                child.Parent = null;
-            }
-            base.RemoveExplicitlyDefinedChild(child);
-        }
-
         /// <summary>
         /// Create or replace output arguments
         /// </summary>
diff --git a/tests/Opc.Ua.Types.Tests/State/NodeStateTests.cs b/tests/Opc.Ua.Types.Tests/State/NodeStateTests.cs
index 9e04489535..195027304e 100644
--- a/tests/Opc.Ua.Types.Tests/State/NodeStateTests.cs
+++ b/tests/Opc.Ua.Types.Tests/State/NodeStateTests.cs
@@ -2766,46 +2766,6 @@ namespace Opc.Ua.Types.Tests.State
             Assert.That(parent.AfterCreateCount, Is.EqualTo(1));
         }
 
-        [Test]
-        public void RemoveChildClearsMethodArgumentSlots()
-        {
-            var method = new MethodState(null);
-            PropertyState<ArrayOf<Argument>> inputArguments = method
-                .CreateOrReplaceInputArguments(m_context, null, false);
-            PropertyState<ArrayOf<Argument>> outputArguments = method
-                .CreateOrReplaceOutputArguments(m_context, null, false);
-
-            method.RemoveChild(inputArguments);
-
-            Assert.That(method.InputArguments, Is.Null);
-            Assert.That(inputArguments.Parent, Is.Null);
-            Assert.That(method.OutputArguments, Is.SameAs(outputArguments));
-
-            method.RemoveChild(outputArguments);
-
-            Assert.That(method.OutputArguments, Is.Null);
-            Assert.That(outputArguments.Parent, Is.Null);
-            Assert.That(
-                method.FindChild(m_context, inputArguments.BrowseName),
-                Is.Null);
-        }
-
-        [Test]
-        public void RemoveChildClearsEnumStringsSlot()
-        {
-            var variable = new BaseDataVariableState(null);
-            PropertyState<ArrayOf<LocalizedText>> enumStrings = variable
-                .CreateOrReplaceEnumStrings(m_context, null, false);
-
-            variable.RemoveChild(enumStrings);
-
-            Assert.That(variable.EnumStrings, Is.Null);
-            Assert.That(enumStrings.Parent, Is.Null);
-            Assert.That(
-                variable.FindChild(m_context, enumStrings.BrowseName),
-                Is.Null);
-        }
-
         [Test]
         public void DeleteResetsCreatedState()
         {