diff --git a/windows/install-flang.ps1 b/windows/install-flang.ps1
index 5353cd2..457cba1 100644
--- a/windows/install-flang.ps1
+++ b/windows/install-flang.ps1
@@ -6,6 +6,8 @@ if(!(Test-Path -Path $CONDA_ROOT )){
   throw "Creating 'flang-env' environment and installing 'flang' requires $CONDA_ROOT"
 }
 $env:path = "$CONDA_ROOT;$CONDA_ROOT\Scripts;$env:path"
+conda init powershell
+conda activate base
 conda config --set show_channel_urls yes
 conda config --prepend channels conda-forge
-conda create -q -y -n flang-env flang
\ No newline at end of file
+conda create -q -y -n flang-env flang