diff --git a/net/ipv4/tcp_bic.c b/net/ipv4/tcp_bic.c
index b0134ab0837945bb4b4082a3435bd3f845c49440..5730333cd0ac905cef125d22ce03431c2366e4fa 100644
--- a/net/ipv4/tcp_bic.c
+++ b/net/ipv4/tcp_bic.c
@@ -231,7 +231,7 @@ static struct tcp_congestion_ops bictcp = {
 
 static int __init bictcp_register(void)
 {
-	BUG_ON(sizeof(struct bictcp) > ICSK_CA_PRIV_SIZE);
+	BUILD_BUG_ON(sizeof(struct bictcp) > ICSK_CA_PRIV_SIZE);
 	return tcp_register_congestion_control(&bictcp);
 }