diff --git a/build/dnvm.cmd b/build/dnvm.cmd
index 0307ad71a1..e6da7be9ce 100644
--- a/build/dnvm.cmd
+++ b/build/dnvm.cmd
@@ -1,6 +1,6 @@
 @Echo off
 
-for /f "delims=" %%i in ('PowerShell -NoProfile -NoLogo -ExecutionPolicy unrestricted -Command "[System.IO.Path]::GetTempFileName()"') do set DNVM_CMD_PATH_FILE=%%i
+for /f "delims=" %%i in ('PowerShell -NoProfile -NoLogo -ExecutionPolicy unrestricted -Command "[System.IO.Path]::GetTempFileName()"') do set DNVM_CMD_PATH_FILE=%%i.cmd
 
 PowerShell -NoProfile -NoLogo -ExecutionPolicy unrestricted -Command "[System.Threading.Thread]::CurrentThread.CurrentCulture = ''; [System.Threading.Thread]::CurrentThread.CurrentUICulture = '';$CmdPathFile='%DNVM_CMD_PATH_FILE%';& '%~dp0dnvm.ps1' %*"