diff --git a/about-hosting.zip b/about-hosting.zip
deleted file mode 100644
index fba2334..0000000
Binary files a/about-hosting.zip and /dev/null differ
diff --git a/vmundefine b/vmundefine
new file mode 100644
index 0000000..9711a92
--- /dev/null
+++ b/vmundefine
@@ -0,0 +1,11 @@
+#!/usr/bin/bash
+
+prefix="hosting_"
+vmlist="antonkaretnikov alexanderboliubysh dorjisandakov sergeymoskalenko katerinenikitina kirillsavchenko nikitamochalov danilreutov anastasiatsygankova egorkaikov stepanyankov daniilivlev mariaborzykh irinakatalanina mariagerasimenko evgeniatroshinovskaya marinerusskikh vsevolodignatenko konstantinbekbauov egorparkhomenko danilmatveyev"
+postfix="_vm"
+
+for var in $vmlist
+do
+	name=$prefix$var$postfix
+	virsh undefine $name
+done