diff --git a/test/regress.c b/test/regress.c
index 5836507d..ace5808b 100644
--- a/test/regress.c
+++ b/test/regress.c
@@ -822,7 +822,7 @@ out:
 	return;
 }
 
-void
+static void
 signal_cb_swp(int sig, short event, void *arg)
 {
 	called++;
@@ -831,7 +831,7 @@ signal_cb_swp(int sig, short event, void *arg)
 	else
 		event_loopexit(NULL);
 }
-void
+static void
 timeout_cb_swp(int fd, short event, void *arg)
 {
 	if (called == -1) {