diff --git a/gm/gm.h b/gm/gm.h
index ab92ff6..ce10ec7 100644
--- a/gm/gm.h
+++ b/gm/gm.h
@@ -1,7 +1,9 @@
 #ifndef skiagm_DEFINED
 #define skiagm_DEFINED
 
+#include "SkBitmap.h"
 #include "SkCanvas.h"
+#include "SkDevice.h"
 #include "SkPaint.h"
 #include "SkRefCnt.h"
 #include "SkSize.h"