diff --git a/initial.yml b/initial.yml
index c96cb48..ce2186a 100644
--- a/initial.yml
+++ b/initial.yml
@@ -27,7 +27,6 @@
         - screen
         - zsh
         - mc
-        - sudo
         - git
         - wget
         - software-properties-common
@@ -50,11 +49,19 @@
         - dkms
         - iptables-dev
         - pkg-config
-        - cpufrequtils
         - ipset
         - iptables-persistent
         - ethstats
         - ethtool
         - libelf-dev
-        - irqbalance
         - curl
+        - whois
+        - ldap-utils
+        - snmp
+        - snmp-mibs-downloader
+        - tcpdump
+        - links
+        - mailutils
+        - hashalot
+        - qemu-guest-agent
+        - bind9utils