diff --git a/dns.c b/dns.c
index 055ab76..7a67bb0 100644
--- a/dns.c
+++ b/dns.c
@@ -19,7 +19,7 @@ extern int res_search();
 static unsigned short getshort(c) unsigned char *c;
 { unsigned short u; u = c[0]; return (u << 8) + c[1]; }
 
-static union { HEADER hdr; unsigned char buf[PACKETSZ]; } response;
+static union { HEADER hdr; unsigned char buf[65536]; } response;
 static int responselen;
 static unsigned char *responseend;
 static unsigned char *responsepos;