diff --git a/programs/test/udp_proxy.c b/programs/test/udp_proxy.c
index bf06871..7213f8a 100644
--- a/programs/test/udp_proxy.c
+++ b/programs/test/udp_proxy.c
@@ -664,8 +664,8 @@
 #define HOLD_MAX 2
 
 static int handle_message(const char *way,
-                   mbedtls_net_context *dst,
-                   mbedtls_net_context *src)
+                          mbedtls_net_context *dst,
+                          mbedtls_net_context *src)
 {
     int ret;
     packet cur;