diff --git a/.github/scripts/Invoke-PolicyToBicep.ps1 b/.github/scripts/Invoke-PolicyToBicep.ps1
index 42c068006..710f0844a 100644
--- a/.github/scripts/Invoke-PolicyToBicep.ps1
+++ b/.github/scripts/Invoke-PolicyToBicep.ps1
@@ -43,7 +43,7 @@ param (
 if (-not (Get-Module -ListAvailable -Name ALZ)) {
   # Module doesn't exist, so install it
   Write-Information "====> ALZ module isn't already installed. Installing..." -InformationAction Continue
-  Install-Module -Name ALZ -Force -Scope CurrentUser -ErrorAction Stop
+  Install-Module -Name ALZ -Force -Scope CurrentUser -ErrorAction Stop -RequiredVersion '4.1.5'
   Write-Information "====> ALZ module now installed." -InformationAction Continue
 } else {
   Write-Information "====> ALZ module is already installed." -InformationAction Continue