diff --git a/GraphRunner.ps1 b/GraphRunner.ps1
index c62f13f..7a16a8d 100644
--- a/GraphRunner.ps1
+++ b/GraphRunner.ps1
@@ -415,7 +415,7 @@ function Invoke-RefreshGraphTokens {
     $authUrl = "https://login.microsoftonline.com/$tenantid"
     $refreshbody = @{
         "resource" = "https://graph.microsoft.com/"
-        "client_id" = "d3590ed6-52b3-4102-aeff-aad2292ab01c"
+        "client_id" = $ClientID
         "grant_type" = "refresh_token"
         "refresh_token" = $RefreshToken
         "scope" = "openid"