diff --git a/src/lib/platform/OSXClipboard.cpp b/src/lib/platform/OSXClipboard.cpp
index 84f7c7ce..7dae2081 100644
--- a/src/lib/platform/OSXClipboard.cpp
+++ b/src/lib/platform/OSXClipboard.cpp
@@ -122,7 +122,7 @@ OSXClipboard::add(EFormat format, const String & data)
 
             PasteboardPutItemFlavor(
                 m_pboard,
-                (PasteboardItemID) 0,
+                nullptr,
                 flavorType,
                 dataRef,
                 kPasteboardFlavorNoFlags);