diff --git a/templates/powershell.txt b/templates/powershell.txt
index bc86cdc..6f2e0e7 100644
--- a/templates/powershell.txt
+++ b/templates/powershell.txt
@@ -80,9 +80,9 @@ function global:__zoxide_hook {
 {%- endif %}
 
 # Initialize hook.
-$__zoxide_hooked = (Get-Variable __zoxide_hooked -ErrorAction SilentlyContinue -ValueOnly)
-if ($__zoxide_hooked -ne 1) {
-    $__zoxide_hooked = 1
+$global:__zoxide_hooked = (Get-Variable __zoxide_hooked -ErrorAction SilentlyContinue -ValueOnly)
+if ($global:__zoxide_hooked -ne 1) {
+    $global:__zoxide_hooked = 1
     $__zoxide_prompt_old = $function:prompt
 
     function global:prompt {