diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 130f513e08c9..48bcf38a0ea8 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -35,7 +35,6 @@
 #include <linux/delay.h>
 #include <linux/slab.h>
 #include <linux/suspend.h>
-#include <linux/delay.h>
 #include <asm/unaligned.h>
 
 #ifdef CONFIG_ACPI_PROCFS_POWER