diff --git a/images/ubuntu/scripts/tests/System.Tests.ps1 b/images/ubuntu/scripts/tests/System.Tests.ps1
index e609fea7c..1536a5798 100644
--- a/images/ubuntu/scripts/tests/System.Tests.ps1
+++ b/images/ubuntu/scripts/tests/System.Tests.ps1
@@ -9,7 +9,7 @@ Describe "Disk free space" -Skip:(-not [String]::IsNullOrEmpty($env:AGENT_NAME)
 
 Describe "fwupd removed" {
     It "Is not present on box" {
-        $systemctlOutput = & systemctl list-unit fwupd-refresh.timer --no-legend
+        $systemctlOutput = & systemctl list-units fwupd-refresh.timer --no-legend
         # When disabled the output looks like this:
         #❯ systemctl list-units fwupd-refresh.timer --no-legend
         #● fwupd-refresh.timer masked failed failed fwupd-refresh.timer