diff --git a/README.md b/README.md
index 8ff2463..b3bc910 100644
--- a/README.md
+++ b/README.md
@@ -18,14 +18,6 @@ curl -fsSL https://deno.land/install.sh | sh
 irm https://deno.land/install.ps1 | iex
 ```
 
-## Install Globally
-
-**With PowerShell:**
-
-```powershell
-$g; irm https://deno.land/install.ps1 | iex
-```
-
 ## Install Specific Version
 
 **With Shell:**
@@ -101,6 +93,14 @@ brew install protobuf # macOS
 cargo install deno
 ```
 
+## Install Globally
+
+**With PowerShell:**
+
+```powershell
+$denoGlobalInstall; irm https://deno.land/install.ps1 | iex
+```
+
 ## Install and Manage Multiple Versions
 
 **With [asdf](https://asdf-vm.com) and [asdf-deno](https://github.com/asdf-community/asdf-deno):**
diff --git a/install.ps1 b/install.ps1
index c340397..d0e7191 100644
--- a/install.ps1
+++ b/install.ps1
@@ -4,16 +4,16 @@
 
 $ErrorActionPreference = 'Stop'
 
-if ($v) {
-  $Version = "v${v}"
-} elseif ($Args.Length -eq 1) {
+if ($Args.Length -eq 1) {
   $Version = $Args[0]
+} elseif ($v) {
+  $Version = "v${v}"
 }
 
 $DenoInstall = $env:DENO_INSTALL
 $BinDir = if ($DenoInstall) {
   "${DenoInstall}\bin"
-} elseif (Test-Path variable:\g) {
+} elseif (Test-Path variable:\denoGlobalInstall) {
   "${Env:ProgramFiles}\deno\bin"
 } else {
   "${Home}\.deno\bin"
@@ -39,7 +39,7 @@ tar.exe xf $DenoZip -C $BinDir
 
 Remove-Item $DenoZip
 
-$EnvTarget = if (Test-Path variable:\g) {
+$EnvTarget = if (Test-Path variable:\denoGlobalInstall) {
   [System.EnvironmentVariableTarget]::Machine
 } else {
   [System.EnvironmentVariableTarget]::User