diff --git a/bgpd/bgp_aspath.c b/bgpd/bgp_aspath.c
index d30ef4c..bcb8f16 100644
--- a/bgpd/bgp_aspath.c
+++ b/bgpd/bgp_aspath.c
@@ -136,7 +136,7 @@
   struct assegment *assegment;
   int str_size = ASPATH_STR_DEFAULT_LEN;
   int str_pnt;
-  u_char *str_buf;
+  char *str_buf;
   int count = 0;
 
   /* Empty aspath. */