diff --git a/src/s_log.c b/src/s_log.c
index 3cafbf0e..3b26c219 100644
--- a/src/s_log.c
+++ b/src/s_log.c
@@ -148,7 +148,7 @@ inotice(const char *format, ...)
 	va_list args;
 
 	va_start(args, format);
-	ircvsnprintf(buf, sizeof(buf), format, args);
+	rb_vsnprintf(buf, sizeof(buf), format, args);
 	va_end(args);
 
 	_iprint("notice", buf);