diff --git a/libs/sofia-sip/libsofia-sip-ua/su/su_wait.c b/libs/sofia-sip/libsofia-sip-ua/su/su_wait.c
index 84e1c5052b..57643ddc3e 100644
--- a/libs/sofia-sip/libsofia-sip-ua/su/su_wait.c
+++ b/libs/sofia-sip/libsofia-sip-ua/su/su_wait.c
@@ -189,7 +189,6 @@ int su_wait_destroy(su_wait_t *waitobj)
   if (*waitobj)
     WSACloseEvent(*waitobj);
 #else
-  su_wait_t w0 = NULL;
   su_wait_t w0 = { INVALID_SOCKET, 0, 0 };
   assert(waitobj != NULL);
   *waitobj = w0;