1 files changed, 3 insertions, 0 deletions
diff --git a/engines/sludge/freeze.h b/engines/sludge/freeze.h
index 7373d02613..830c2d8a72 100644
--- a/engines/sludge/freeze.h
+++ b/engines/sludge/freeze.h
@@ -27,11 +27,14 @@
 namespace Sludge {
 
 struct OnScreenPerson;
+struct PersonaAnimation;
 struct ScreenRegion;
 struct SpeechStruct;
 struct StatusStuff ;
 struct EventHandlers;
 
+class Parallax;
+
 struct FrozenStuffStruct {
 	OnScreenPerson *allPeople;
 	ScreenRegion *allScreenRegions;