diff --git a/ICSharpCode.NRefactory.CSharp/Resolver/OverloadResolution.cs b/ICSharpCode.NRefactory.CSharp/Resolver/OverloadResolution.cs
index 13aecd79d8..a4efe127f5 100644
--- a/ICSharpCode.NRefactory.CSharp/Resolver/OverloadResolution.cs
+++ b/ICSharpCode.NRefactory.CSharp/Resolver/OverloadResolution.cs
@@ -950,8 +950,6 @@ namespace ICSharpCode.NRefactory.CSharp.Resolver
 			if (member == null)
 				throw new InvalidOperationException();
 			
-			if (this.IsExtensionMethodInvocation && member is SpecializedMethod)
-				((SpecializedMethod)member).IsExtendedExtensionMethod = true;
 			return new CSharpInvocationResolveResult(
 				this.IsExtensionMethodInvocation ? new TypeResolveResult(member.DeclaringType) : targetResolveResult,
 				member,
diff --git a/ICSharpCode.NRefactory/TypeSystem/Implementation/SpecializedMethod.cs b/ICSharpCode.NRefactory/TypeSystem/Implementation/SpecializedMethod.cs
index 5636a5b457..087bf89f74 100644
--- a/ICSharpCode.NRefactory/TypeSystem/Implementation/SpecializedMethod.cs
+++ b/ICSharpCode.NRefactory/TypeSystem/Implementation/SpecializedMethod.cs
@@ -153,14 +153,6 @@ namespace ICSharpCode.NRefactory.TypeSystem.Implementation
 				accessorOwner = value;
 			}
 		}
-
-		/// <summary>
-		/// Gets/Sets whether the method is an extension method that are being called using extension method syntax.
-		/// </summary>
-		public bool IsExtendedExtensionMethod {
-			get;
-			set;
-		}
 		
 		public override IMemberReference ToMemberReference()
 		{