diff --git a/Ping.cpp b/Ping.cpp
index 07f2850..be1cf68 100644
--- a/Ping.cpp
+++ b/Ping.cpp
@@ -141,7 +141,7 @@ static err_t ping_send(int s, ip4_addr_t *addr, int size) {
 	if ((err = sendto(s, iecho, ping_size, 0, (struct sockaddr*)&to, sizeof(to)))) {
 		transmitted++;
 	}
-	free(iecho)
+	free(iecho);
 	return (err ? ERR_OK : ERR_VAL);
 }