diff --git a/Telegram/create.bat b/Telegram/create.bat
index 85ec9439b..2307b0d2a 100644
--- a/Telegram/create.bat
+++ b/Telegram/create.bat
@@ -67,26 +67,30 @@ exit /b %errorlevel%
   set "CommandPath=%1"
   set "CommandPathUnix=!CommandPath:\=/!"
   set "CommandPathWin=!CommandPath:/=\!"
-
+  if "!CommandPathUnix:~-4!" == "_mac" (
+    set "CommandExt=mm"
+  ) else (
+    set "CommandExt=cpp"
+  )
   if "!CommandPathUnix!" == "" (
     echo Provide source path.
     exit /b 1
-  ) else if exist "SourceFiles\!CommandPathWin!.cpp" (
+  ) else if exist "SourceFiles\!CommandPathWin!.!CommandExt!" (
     echo This source already exists.
     exit /b 1
   )
-  echo Generating source !CommandPathUnix!.cpp..
-  mkdir "SourceFiles\!CommandPathWin!.cpp"
-  rmdir "SourceFiles\!CommandPathWin!.cpp"
+  echo Generating source !CommandPathUnix!.!CommandExt!..
+  mkdir "SourceFiles\!CommandPathWin!.!CommandExt!"
+  rmdir "SourceFiles\!CommandPathWin!.!CommandExt!"
 
-  call :write_comment !CommandPathWin!.cpp
+  call :write_comment !CommandPathWin!.!CommandExt!
   set "quote="""
   set "quote=!quote:~0,1!"
   set "source1=#include !quote!!CommandPathUnix!.h!quote!"
   (
     echo !source1!
     echo.
-  )>> "SourceFiles\!CommandPathWin!.cpp"
+  )>> "SourceFiles\!CommandPathWin!.!CommandExt!"
   exit /b
 )