1 files changed, 1 insertions, 1 deletions
diff --git a/zen/com_ptr.h b/zen/com_ptr.h
index b55d873e..98963cd1 100644
--- a/zen/com_ptr.h
+++ b/zen/com_ptr.h
@@ -20,7 +20,7 @@ Example:
 --------
     ComPtr<IUPnPDeviceFinder> devFinder;
 	if (FAILED(::CoCreateInstance(CLSID_UPnPDeviceFinder,
-                          NULL,
+                          nullptr,
                           CLSCTX_ALL,
                           IID_PPV_ARGS(devFinder.init()))))
 					  return -1;