diff --git a/void-install/install-root.sh b/void-install/install-root.sh
index ce7a429..6c420e5 100755
--- a/void-install/install-root.sh
+++ b/void-install/install-root.sh
@@ -16,3 +16,8 @@ ln -sf /run/runit/supervise.runsvdir-$zuser /etc/sv/runsvdir-$zuser/supervise
 
 # force-enable Wayland on nvidia GPUs
 ln -s /dev/null /etc/udev/rules.d/61-gdm.rules
+
+# Set ulimit and vm.max_map_count
+echo "vm.max_map_count=262144" >> /etc/sysctl.conf
+echo "$zuser hard nofile 524288" >> /etc/security/limits.conf
+echo "$zuser soft nofile 524288" >> /etc/security/limits.conf