diff --git a/xtask/src/run.rs b/xtask/src/run.rs
index 8902d37a..6b1c46da 100644
--- a/xtask/src/run.rs
+++ b/xtask/src/run.rs
@@ -502,7 +502,7 @@ pub fn run(opts: Options) -> Result<()> {
                 //
                 // Heed the advice and boot with noapic. We don't know why this happens.
                 kernel_args.push(" noapic");
-                qemu.args(["-no-reboot", "-nographic", "-m", "512M", "-smp", "2"])
+                qemu.args(["-no-reboot", "-nographic", "-m", "1024M", "-smp", "2"])
                     .arg("-append")
                     .arg(kernel_args)
                     .arg("-kernel")