diff --git a/winsup/w32api/ChangeLog b/winsup/w32api/ChangeLog
index c72fb4eba..cc7db6dca 100644
--- a/winsup/w32api/ChangeLog
+++ b/winsup/w32api/ChangeLog
@@ -1,3 +1,7 @@
+2006-10-29  Daniel Atallah  <datallah@users.sourceforge.net>
+
+	* lib/ws2_32.def (WSANSPIoctl): Add to lib.
+
 2006-10-26  Chris Sutcliffe  <ir0nh34d@users.sourceforge.net>
 
 	* lib/Makefile.in: Fix order for 'all' rule.
diff --git a/winsup/w32api/lib/ws2_32.def b/winsup/w32api/lib/ws2_32.def
index 2146d83bf..05160bda4 100644
--- a/winsup/w32api/lib/ws2_32.def
+++ b/winsup/w32api/lib/ws2_32.def
@@ -47,6 +47,7 @@ WSALookupServiceNextA@16
 WSALookupServiceNextW@16
 WSANtohl@12
 WSANtohs@12
+WSANSPIoctl@32
 WSAProviderConfigChange@12
 WSARecv@28
 WSARecvDisconnect@8