diff --git a/oshw/win32/nicdrv.c b/oshw/win32/nicdrv.c
index 7c9b11c..9657f31 100644
--- a/oshw/win32/nicdrv.c
+++ b/oshw/win32/nicdrv.c
@@ -161,7 +161,7 @@ int ecx_setupnic(ecx_portt *port, const char *ifname, int secondary)
  */
 int ecx_closenic(ecx_portt *port)
 {
-   timeEndPeriod(15);
+   timeEndPeriod(1);
 
    if (port->sockhandle != NULL)
    {