diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c
index 2ea0a51f79f6..828c66bbaa67 100644
--- a/drivers/bus/imx-weim.c
+++ b/drivers/bus/imx-weim.c
@@ -369,7 +369,7 @@ static int of_weim_notify(struct notifier_block *nb, unsigned long action,
 	return ret;
 }
 
-struct notifier_block weim_of_notifier = {
+static struct notifier_block weim_of_notifier = {
 	.notifier_call = of_weim_notify,
 };
 #endif /* IS_ENABLED(CONFIG_OF_DYNAMIC) */