diff --git a/rust/helpers/poll.c b/rust/helpers/poll.c
index 7e5b1751c2d5..78b3839b50f0 100644
--- a/rust/helpers/poll.c
+++ b/rust/helpers/poll.c
@@ -3,8 +3,9 @@
 #include <linux/export.h>
 #include <linux/poll.h>
 
-void rust_helper_poll_wait(struct file *filp, wait_queue_head_t *wait_address,
-			   poll_table *p)
+__rust_helper void rust_helper_poll_wait(struct file *filp,
+					 wait_queue_head_t *wait_address,
+					 poll_table *p)
 {
 	poll_wait(filp, wait_address, p);
 }