2 files changed, 5 insertions, 1 deletions
diff --git a/engines/hugo/sound.cpp b/engines/hugo/sound.cpp
index 8591709dc3..09de256789 100644
--- a/engines/hugo/sound.cpp
+++ b/engines/hugo/sound.cpp
@@ -37,6 +37,7 @@
 #include "audio/decoders/raw.h"
 #include "audio/audiostream.h"
 #include "audio/midiparser.h"
+#include "audio/softsynth/pcspk.h"
 
 #include "hugo/hugo.h"
 #include "hugo/game.h"
diff --git a/engines/hugo/sound.h b/engines/hugo/sound.h
index 6c3420918d..a623569a8b 100644
--- a/engines/hugo/sound.h
+++ b/engines/hugo/sound.h
@@ -32,7 +32,10 @@
 
 #include "audio/mixer.h"
 #include "audio/midiplayer.h"
-#include "audio/softsynth/pcspk.h"
+
+namespace Audio {
+class PCSpeaker;
+}
 
 namespace Hugo {