diff --git a/src/AddIns/Analysis/UnitTesting/Test/Utils/MockDebugger.cs b/src/AddIns/Analysis/UnitTesting/Test/Utils/MockDebugger.cs
index ae705d18a3..db71be68f9 100644
--- a/src/AddIns/Analysis/UnitTesting/Test/Utils/MockDebugger.cs
+++ b/src/AddIns/Analysis/UnitTesting/Test/Utils/MockDebugger.cs
@@ -3,6 +3,7 @@
 
 using System;
 using System.Diagnostics;
+using ICSharpCode.NRefactory;
 using ICSharpCode.SharpDevelop.Debugging;
 using ICSharpCode.SharpDevelop.Project;
 
@@ -148,7 +149,7 @@ namespace UnitTesting.Tests.Utils
 			throw new NotImplementedException();
 		}
 		
-		public object GetTooltipControl(string variable)
+		public object GetTooltipControl(Location logicalPosition, string variable)
 		{
 			throw new NotImplementedException();
 		}
diff --git a/src/AddIns/BackendBindings/Scripting/Test/Utils/MockDebugger.cs b/src/AddIns/BackendBindings/Scripting/Test/Utils/MockDebugger.cs
index bfbf5dce7a..e6e20f5743 100644
--- a/src/AddIns/BackendBindings/Scripting/Test/Utils/MockDebugger.cs
+++ b/src/AddIns/BackendBindings/Scripting/Test/Utils/MockDebugger.cs
@@ -3,6 +3,7 @@
 
 using System;
 using System.Diagnostics;
+using ICSharpCode.NRefactory;
 using ICSharpCode.SharpDevelop.Debugging;
 using ICSharpCode.SharpDevelop.Project;
 
@@ -122,7 +123,7 @@ namespace ICSharpCode.Scripting.Tests.Utils
 			throw new NotImplementedException();
 		}
 		
-		public object GetTooltipControl(string variable)
+		public object GetTooltipControl(Location logicalPosition, string variable)
 		{
 			throw new NotImplementedException();
 		}