diff --git a/lib/dns/win32/libdns.def b/lib/dns/win32/libdns.def
index cc27de6b53..9ac8478061 100644
--- a/lib/dns/win32/libdns.def
+++ b/lib/dns/win32/libdns.def
@@ -163,7 +163,6 @@ dns_dispatch_detach
 dns_dispatch_getlocaladdress
 dns_dispatch_getsocket
 dns_dispatch_getudp
-dns_dispatch_hash
 dns_dispatch_importrecv
 dns_dispatch_removeresponse
 dns_dispatch_starttcp