diff --git a/AdvancedSessions/Source/AdvancedSessions/AdvancedSessions.Build.cs b/AdvancedSessions/Source/AdvancedSessions/AdvancedSessions.Build.cs
index 256e0bc..c276d5d 100644
--- a/AdvancedSessions/Source/AdvancedSessions/AdvancedSessions.Build.cs
+++ b/AdvancedSessions/Source/AdvancedSessions/AdvancedSessions.Build.cs
@@ -7,7 +7,7 @@ public class AdvancedSessions : ModuleRules
     {
         PCHUsage = PCHUsageMode.UseExplicitOrSharedPCHs;
         //bEnforceIWYU = true;
-
+		
         Definitions.Add("WITH_ADVANCED_SESSIONS=1");
 
         PrivateIncludePaths.AddRange(new string[] { "AdvancedSessions/Private"/*, "OnlineSubsystemSteam/Private"*/ });
diff --git a/AdvancedSteamSessions/Source/AdvancedSteamSessions/Private/SteamRequestGroupOfficersCallbackProxy.cpp b/AdvancedSteamSessions/Source/AdvancedSteamSessions/Private/SteamRequestGroupOfficersCallbackProxy.cpp
index cfd1820..c5d3dc8 100644
--- a/AdvancedSteamSessions/Source/AdvancedSteamSessions/Private/SteamRequestGroupOfficersCallbackProxy.cpp
+++ b/AdvancedSteamSessions/Source/AdvancedSteamSessions/Private/SteamRequestGroupOfficersCallbackProxy.cpp
@@ -1,7 +1,9 @@
 // Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.
 
 #include "SteamRequestGroupOfficersCallbackProxy.h"
+#include "CoreOnline.h"
 #include "OnlineSubSystemHeader.h"
+#include "OnlineSubsystemSteamTypes.h"
 
 //////////////////////////////////////////////////////////////////////////
 // UEndSessionCallbackProxy