diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 659f2b036cf5b591013c0787f5ee2f1931a4d304..c44623fe9c488309790b209823f4b308ba87a948 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -21,6 +21,7 @@
 #include <linux/device.h>
 #include <linux/init.h>
 #include <linux/sched.h>
+#include <linux/clkdev.h>
 
 #include "clk.h"