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-rw-r--r--gnu/system/vm.scm4
1 files changed, 3 insertions, 1 deletions
diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 205bf2cb19..4ee8dc5cf2 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -428,7 +428,9 @@ exec " #$qemu "/bin/" #$(qemu-command (%current-system))
   "--system=" #$os-drv " --load=" #$os-drv "/boot --root=/dev/vda1\" \
   -serial stdio \
   -drive file=" #$image
-  ",if=virtio,cache=writeback,werror=report,readonly\n")
+  ",if=virtio,cache=writeback,werror=report,readonly \
+  -m 256
+\n")
              port)
             (chmod port #o555))))