1 files changed, 2 insertions, 0 deletions
diff --git a/scumm/imuse.h b/scumm/imuse.h
index 541f34e067..7c9033c940 100644
--- a/scumm/imuse.h
+++ b/scumm/imuse.h
@@ -23,6 +23,8 @@
 #ifndef IMUSE_H
 #define IMUSE_H
 
+#include "scummsys.h"
+
 class IMuseInternal;
 class MidiDriver;
 class OSystem;