diff --git a/mcs/class/System.Runtime.Serialization/net_4_5_System.Runtime.Serialization.dll.sources b/mcs/class/System.Runtime.Serialization/net_4_5_System.Runtime.Serialization.dll.sources
index 36520a7436049..be9e8242268f4 100644
--- a/mcs/class/System.Runtime.Serialization/net_4_5_System.Runtime.Serialization.dll.sources
+++ b/mcs/class/System.Runtime.Serialization/net_4_5_System.Runtime.Serialization.dll.sources
@@ -1,5 +1,5 @@
 #include net_4_0_System.Runtime.Serialization.dll.sources
 System.Runtime.Serialization/DateTimeFormat.cs
 System.Runtime.Serialization/EmitTypeInformation.cs
-System.Runtime.Serialization.Json/DataContractJsonSerializerSettings.cs
+../System.ServiceModel.Web/System.Runtime.Serialization.Json/DataContractJsonSerializerSettings.cs
 System.Runtime.Serialization/DataContractSerializerSettings.cs
diff --git a/mcs/class/System.Runtime.Serialization/System.Runtime.Serialization.Json/DataContractJsonSerializerSettings.cs b/mcs/class/System.ServiceModel.Web/System.Runtime.Serialization.Json/DataContractJsonSerializerSettings.cs
similarity index 100%
rename from mcs/class/System.Runtime.Serialization/System.Runtime.Serialization.Json/DataContractJsonSerializerSettings.cs
rename to mcs/class/System.ServiceModel.Web/System.Runtime.Serialization.Json/DataContractJsonSerializerSettings.cs