diff --git a/src/AddIns/BackendBindings/Scripting/Test/Utils/FakeDocument.cs b/src/AddIns/BackendBindings/Scripting/Test/Utils/FakeDocument.cs
index a3adb7c6f3..c891327295 100644
--- a/src/AddIns/BackendBindings/Scripting/Test/Utils/FakeDocument.cs
+++ b/src/AddIns/BackendBindings/Scripting/Test/Utils/FakeDocument.cs
@@ -67,6 +67,11 @@ namespace ICSharpCode.Scripting.Tests.Utils
 			throw new NotImplementedException();			
 		}
 		
+		public void Insert(int offset, string text, AnchorMovementType defaultAnchorMovementType)
+		{
+			throw new NotImplementedException();
+		}
+		
 		public void Remove(int offset, int length)
 		{
 			throw new NotImplementedException();
diff --git a/src/AddIns/DisplayBindings/XmlEditor/Test/Utils/MockDocument.cs b/src/AddIns/DisplayBindings/XmlEditor/Test/Utils/MockDocument.cs
index 1f9b307ce1..c3e553f6fd 100644
--- a/src/AddIns/DisplayBindings/XmlEditor/Test/Utils/MockDocument.cs
+++ b/src/AddIns/DisplayBindings/XmlEditor/Test/Utils/MockDocument.cs
@@ -81,6 +81,11 @@ namespace XmlEditor.Tests.Utils
 			throw new NotImplementedException();
 		}
 		
+		public void Insert(int offset, string text, AnchorMovementType defaultAnchorMovementType)
+		{
+			throw new NotImplementedException();
+		}
+		
 		public void Remove(int offset, int length)
 		{
 			throw new NotImplementedException();
diff --git a/src/AddIns/Misc/SearchAndReplace/Test/MockDocument.cs b/src/AddIns/Misc/SearchAndReplace/Test/MockDocument.cs
index 036c6db3fa..6edca8b139 100644
--- a/src/AddIns/Misc/SearchAndReplace/Test/MockDocument.cs
+++ b/src/AddIns/Misc/SearchAndReplace/Test/MockDocument.cs
@@ -62,6 +62,11 @@ namespace SearchAndReplace.Tests.Utils
 			throw new NotImplementedException();
 		}
 		
+		public void Insert(int offset, string text, AnchorMovementType defaultAnchorMovementType)
+		{
+			throw new NotImplementedException();
+		}
+		
 		public void Remove(int offset, int length)
 		{
 			throw new NotImplementedException();