diff --git a/ILSpy/TreeNodes/EventTreeNode.cs b/ILSpy/TreeNodes/EventTreeNode.cs
index 0885db852..6a9679c33 100644
--- a/ILSpy/TreeNodes/EventTreeNode.cs
+++ b/ILSpy/TreeNodes/EventTreeNode.cs
@@ -90,6 +90,8 @@ namespace ICSharpCode.ILSpy.TreeNodes
 
 		public override FilterResult Filter(FilterSettings settings)
 		{
+			if (!settings.ShowInternalApi && !IsPublicAPI)
+				return FilterResult.Hidden;
 			if (settings.SearchTermMatches(EventDefinition.Name) && settings.Language.ShowMember(EventDefinition))
 				return FilterResult.Match;
 			else
diff --git a/ILSpy/TreeNodes/FieldTreeNode.cs b/ILSpy/TreeNodes/FieldTreeNode.cs
index 61d4e30ee..e53070919 100644
--- a/ILSpy/TreeNodes/FieldTreeNode.cs
+++ b/ILSpy/TreeNodes/FieldTreeNode.cs
@@ -104,6 +104,8 @@ namespace ICSharpCode.ILSpy.TreeNodes
 
 		public override FilterResult Filter(FilterSettings settings)
 		{
+			if (!settings.ShowInternalApi && !IsPublicAPI)
+				return FilterResult.Hidden;
 			if (settings.SearchTermMatches(FieldDefinition.Name) && settings.Language.ShowMember(FieldDefinition))
 				return FilterResult.Match;
 			else
diff --git a/ILSpy/TreeNodes/MethodTreeNode.cs b/ILSpy/TreeNodes/MethodTreeNode.cs
index 4744aa761..1ddf59ab1 100644
--- a/ILSpy/TreeNodes/MethodTreeNode.cs
+++ b/ILSpy/TreeNodes/MethodTreeNode.cs
@@ -126,6 +126,8 @@ namespace ICSharpCode.ILSpy.TreeNodes
 
 		public override FilterResult Filter(FilterSettings settings)
 		{
+			if (!settings.ShowInternalApi && !IsPublicAPI)
+				return FilterResult.Hidden;
 			if (settings.SearchTermMatches(MethodDefinition.Name) && settings.Language.ShowMember(MethodDefinition))
 				return FilterResult.Match;
 			else
diff --git a/ILSpy/TreeNodes/PropertyTreeNode.cs b/ILSpy/TreeNodes/PropertyTreeNode.cs
index 4e92ccc8d..07c6cd779 100644
--- a/ILSpy/TreeNodes/PropertyTreeNode.cs
+++ b/ILSpy/TreeNodes/PropertyTreeNode.cs
@@ -158,6 +158,8 @@ namespace ICSharpCode.ILSpy.TreeNodes
 
 		public override FilterResult Filter(FilterSettings settings)
 		{
+			if (!settings.ShowInternalApi && !IsPublicAPI)
+				return FilterResult.Hidden;
 			if (settings.SearchTermMatches(PropertyDefinition.Name) && settings.Language.ShowMember(PropertyDefinition))
 				return FilterResult.Match;
 			else