diff --git a/bin/test.ps1 b/bin/test.ps1
index 2bf264c..6a741d9 100644
--- a/bin/test.ps1
+++ b/bin/test.ps1
@@ -1,3 +1,5 @@
+#Requires -Modules @{ ModuleName = 'Pester'; MaximumVersion = '4.99' }
+
 if(!$env:SCOOP_HOME) { $env:SCOOP_HOME = Resolve-Path (scoop prefix scoop) }
 $result = Invoke-Pester "$psscriptroot/.." -PassThru
 exit $result.FailedCount