diff --git a/Mac/Build/PythonStandalone.prj b/Mac/Build/PythonStandalone.mcp
similarity index 72%
rename from Mac/Build/PythonStandalone.prj
rename to Mac/Build/PythonStandalone.mcp
index 1eb0d38df41..761e00a7c31 100644
Binary files a/Mac/Build/PythonStandalone.prj and b/Mac/Build/PythonStandalone.mcp differ