diff --git a/drivers/video/fbdev/chipsfb.c b/drivers/video/fbdev/chipsfb.c
index b80711f13df8a16888f0e991aca36449fb56cb54..b16a905588fed444bf9b63eb4bf403257a8f7d78 100644
--- a/drivers/video/fbdev/chipsfb.c
+++ b/drivers/video/fbdev/chipsfb.c
@@ -15,6 +15,7 @@
  */
 
 #include <linux/aperture.h>
+#include <linux/backlight.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>