diff --git a/src/ipc.c b/src/ipc.c
index a30fad40ce703b5a9138f8d3f36afdaffd03fa96..4b58eeb0331016cd5696cdba4de5526164793a41 100644
--- a/src/ipc.c
+++ b/src/ipc.c
@@ -491,6 +491,7 @@ ipc_cond_create(struct ipc_cond *c)
 void
 ipc_cond_destroy(struct ipc_cond *c)
 {
+	(void)c;
 	assert(rlist_empty(&c->waiters));
 }