diff --git a/src/interfaces/libpq/fe-connect.c b/src/interfaces/libpq/fe-connect.c
index af80b857b9..f11759927a 100644
--- a/src/interfaces/libpq/fe-connect.c
+++ b/src/interfaces/libpq/fe-connect.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/interfaces/libpq/fe-connect.c,v 1.304 2005/03/25 00:34:29 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/interfaces/libpq/fe-connect.c,v 1.305 2005/05/05 16:36:12 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -2034,6 +2034,10 @@ freePGconn(PGconn *conn)
 	PGnotify   *notify;
 	pgParameterStatus *pstatus;
 
+#ifdef WIN32
+	WSACleanup();
+#endif
+
 	if (!conn)
 		return;