diff --git a/drivers/usb/typec/hd3ss3220.c b/drivers/usb/typec/hd3ss3220.c
index b8f247e792b8..1900910c637e 100644
--- a/drivers/usb/typec/hd3ss3220.c
+++ b/drivers/usb/typec/hd3ss3220.c
@@ -120,7 +120,7 @@ static void hd3ss3220_set_role(struct hd3ss3220 *hd3ss3220)
 	}
 }
 
-irqreturn_t hd3ss3220_irq(struct hd3ss3220 *hd3ss3220)
+static irqreturn_t hd3ss3220_irq(struct hd3ss3220 *hd3ss3220)
 {
 	int err;