diff --git a/src/vnet/ppp/ppp.c b/src/vnet/ppp/ppp.c
index 2b3b3b2..b1fafa1 100644
--- a/src/vnet/ppp/ppp.c
+++ b/src/vnet/ppp/ppp.c
@@ -229,7 +229,7 @@
 {
   ppp_main_t *pm = &ppp_main;
 
-  memset (pm, 0, sizeof (pm[0]));
+  clib_memset (pm, 0, sizeof (pm[0]));
   pm->vlib_main = vm;
 
   pm->protocol_info_by_name = hash_create_string (0, sizeof (uword));