diff --git a/metropolis/test/launch/cluster.go b/metropolis/test/launch/cluster.go
index 118b82d..d2bbb4b 100644
--- a/metropolis/test/launch/cluster.go
+++ b/metropolis/test/launch/cluster.go
@@ -422,7 +422,7 @@
 	}
 
 	// Start the main qemu binary
-	systemCmd := exec.CommandContext(options.Runtime.ctxT, "qemu-system-x86_64", qemuArgs...)
+	systemCmd := exec.CommandContext(options.Runtime.ctxT, xQEMUPath, qemuArgs...)
 	if options.ConnectToSocket != nil {
 		systemCmd.ExtraFiles = []*os.File{options.ConnectToSocket}
 	}