diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 9f0767d..1e321ac 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1107,4 +1107,5 @@
 			   level);
 	}
 	hdev->debug_battery_level = level;
+	hdev->debug_battery->d_inode->i_mtime = CURRENT_TIME;
 }