diff --git a/eng/common/scripts/Verify-AgentOS.ps1 b/eng/common/scripts/Verify-AgentOS.ps1
index 2a7edc4d05bb..3839553a0ff7 100644
--- a/eng/common/scripts/Verify-AgentOS.ps1
+++ b/eng/common/scripts/Verify-AgentOS.ps1
@@ -8,7 +8,7 @@ function Throw-InvalidOperatingSystem {
     throw "Invalid operating system detected. Operating system was: $([System.Runtime.InteropServices.RuntimeInformation]::OSDescription), expected image was: $AgentImage"
 }
 
-if ($IsWindows -and $AgentImage -match "windows|win|MMS2019") {
+if ($IsWindows -and $AgentImage -match "windows|win|MMS\d{4}") {
     $osName = "Windows"
 } elseif ($IsLinux -and $AgentImage -match "ubuntu") {
     $osName = "Linux"