diff --git a/lagarto-ox.nix b/lagarto-ox.nix
index 6b51268..58248ad 100644
--- a/lagarto-ox.nix
+++ b/lagarto-ox.nix
@@ -88,7 +88,7 @@
 
         export PATH=${config.system.build.extraUtils}/bin
 
-        memtool $((64 * 1024))
+        memtool $((512 * 1024))
 
         # Unlikely to reach this point
         exec /init