diff --git a/Managers/UTMQemuImage.swift b/Managers/UTMQemuImage.swift
index 36a57798c..50f054590 100644
--- a/Managers/UTMQemuImage.swift
+++ b/Managers/UTMQemuImage.swift
@@ -28,6 +28,8 @@ import Foundation
         qemuImg.pushArgv("convert")
         if compressed {
             qemuImg.pushArgv("-c")
+            qemuImg.pushArgv("-o")
+            qemuImg.pushArgv("compression_type=zstd")
         }
         qemuImg.pushArgv("-O")
         qemuImg.pushArgv("qcow2")