diff --git a/net/bootp.c b/net/bootp.c
index 9e32476..35654b4 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -586,7 +586,7 @@
 void
 BootpRequest (void)
 {
-	volatile uchar *pkt, *iphdr;
+	uchar *pkt, *iphdr;
 	Bootp_t *bp;
 	int ext_len, pktlen, iplen;
 
@@ -839,7 +839,7 @@
 
 static void DhcpSendRequestPkt(Bootp_t *bp_offer)
 {
-	volatile uchar *pkt, *iphdr;
+	uchar *pkt, *iphdr;
 	Bootp_t *bp;
 	int pktlen, iplen, extlen;
 	IPaddr_t OfferedIP;