1 files changed, 2 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/Reflection/Emit/GenericTypeParameterBuilder.cs b/src/mscorlib/src/System/Reflection/Emit/GenericTypeParameterBuilder.cs
index dd5ffa92a9..75e4acc903 100644
--- a/src/mscorlib/src/System/Reflection/Emit/GenericTypeParameterBuilder.cs
+++ b/src/mscorlib/src/System/Reflection/Emit/GenericTypeParameterBuilder.cs
@@ -154,6 +154,8 @@ namespace System.Reflection.Emit
 
         protected override TypeAttributes GetAttributeFlagsImpl() { return TypeAttributes.Public; }
 
+        public override bool IsTypeDefinition => false;
+
         public override bool IsSZArray => false;
 
         protected override bool IsArrayImpl() { return false; }