diff --git a/src/cfgparse.c b/src/cfgparse.c
index bbf0da2..718664c 100644
--- a/src/cfgparse.c
+++ b/src/cfgparse.c
@@ -1509,6 +1509,7 @@
 		if (!realport) {
 			Alert("parsing [%s:%d] : Missing or invalid port in '%s'\n", file, linenum, args[2]);
 			err_code |= ERR_ALERT | ERR_FATAL;
+			free(raddr);
 			goto out;
 		}