diff --git a/lib/tun.c b/lib/tun.c
index 32a8d2d..35d371e 100644
--- a/lib/tun.c
+++ b/lib/tun.c
@@ -776,7 +776,9 @@
 			continue;
 
 		*ia = sin6->sin6_addr;
+		freeifaddrs(ifaddr);
 		return 0;
 	}
+	freeifaddrs(ifaddr);
 	return -1;
 }