diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c
index dc1b6f1929f9b00db9e47c1bc97c82a33feaa728..ac9c03dd6c7d3134c1901c52b8b45ea1eedffad2 100644
--- a/kernel/time/jiffies.c
+++ b/kernel/time/jiffies.c
@@ -89,7 +89,7 @@ struct clocksource * __init __weak clocksource_default_clock(void)
 	return &clocksource_jiffies;
 }
 
-struct clocksource refined_jiffies;
+static struct clocksource refined_jiffies;
 
 int register_refined_jiffies(long cycles_per_second)
 {