diff --git a/windows_cygwin/build.bat b/windows_cygwin/build.bat
index 8453e5a5..a9dcbf90 100644
--- a/windows_cygwin/build.bat
+++ b/windows_cygwin/build.bat
@@ -1,5 +1,4 @@
 choco install -y firefox googlechrome wget
-refreshenv
 wget https://cygwin.com/setup-x86_64.exe
 REM cygwin installation
 setup-x86_64 -R c:\cywin\ -Pg curl,zsh,git,vim,wget