diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 5ea035e4a..72dbee567 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+Mon Jun  4  0:14:00 2001  Corinna Vinschen <corinna@vinschen.de>
+
+	* net.cc (wsock_event): Add destructor.
+
 Sun Jun  3 09:49:55 2001  Robert Collins  <rbtcollins@hotmail.com>
 
 	* dlfcn.cc (dlclose): Do not call FreeLibrary if the symbol to close
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc
index 5fbc92e8d..177ae7a2d 100644
--- a/winsup/cygwin/net.cc
+++ b/winsup/cygwin/net.cc
@@ -52,6 +52,12 @@ class wsock_event
   WSAOVERLAPPED		ovr;
 public:
   wsock_event () : event (NULL) {};
+  ~wsock_event ()
+    {
+      if (event)
+        WSACloseEvent (event);
+      event = NULL;
+    };
 
   LPWSAOVERLAPPED prepare ();
   int wait (int socket, LPDWORD flags);