diff --git a/reactos/win32ss/user/winsrv/consrv/frontends/gui/conwnd.c b/reactos/win32ss/user/winsrv/consrv/frontends/gui/conwnd.c
index c61216c157c..a8c744a0a56 100644
--- a/reactos/win32ss/user/winsrv/consrv/frontends/gui/conwnd.c
+++ b/reactos/win32ss/user/winsrv/consrv/frontends/gui/conwnd.c
@@ -262,7 +262,7 @@ CreateSysMenu(HWND hWnd)
         mii.cbSize = sizeof(mii);
         mii.fMask = MIIM_STRING;   
         mii.dwTypeData = szMenuStringBack;
-        mii.cch = sizeof(szMenuStringBack);
+        mii.cch = sizeof(szMenuStringBack)/sizeof(WCHAR);
 
         GetMenuItemInfoW(hMenu, SC_CLOSE, FALSE, &mii);
 
@@ -271,6 +271,7 @@ CreateSysMenu(HWND hWnd)
         {
            mii.cch = (int)( ptrTab - szMenuStringBack);
            RtlZeroMemory((PVOID)ptrTab, mii.cch);
+
            mii.cch = wcslen(szMenuStringBack);
 
            SetMenuItemInfoW(hMenu, SC_CLOSE, FALSE, &mii);