diff --git a/inventory/host_vars/unobtainium/vars.yml b/inventory/host_vars/unobtainium/vars.yml
index fd18b30..13bd87c 100644
--- a/inventory/host_vars/unobtainium/vars.yml
+++ b/inventory/host_vars/unobtainium/vars.yml
@@ -15,6 +15,8 @@ common_install_fonts: true
 security_sysctl_configuration:
   'fs.inotify.max_user_watches': 1048576
   'vm.swappiness': 1
+  'vm.max_map_count': 524288
+  'vm.min_free_kbytes': 1048576
 workstation_setup_xorg_enabled: true
 # security role
 security_firewall_filter_policy_output: accept