diff --git a/README.md b/README.md
index 1ad3ccb..4f275d8 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,15 @@ Features:
 - Can listen with proxy protocol
 - Generate certificates with acme.sh (let's encrypt) -- *EXPERIMENTAL*
 
+Supported OS:
+
+| OS                 | Working | Stable (active support) |
+| ------------------ | ------- | ----------------------- |
+| Debian Jessie (8)  | Yes     | Yes                     |
+| Debian Stretch (9) | Yes     | Yes                     |
+| FreeBSD 11         | Yes     | No                      |
+| FreeBSD 12         | Yes     | No                      |
+
 Requirements
 ------------
 
diff --git a/Vagrantfile b/Vagrantfile
index fffebbf..58b1a14 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -14,8 +14,7 @@ Vagrant.configure("2") do |config|
   ]
 
   vms_freebsd = [
-    { :name => "freebsd-10", :box => "freebsd/FreeBSD-10.4-STABLE", :vars => {} },
-    { :name => "freebsd-11", :box => "freebsd/FreeBSD-11.1-STABLE", :vars => {} },
+    { :name => "freebsd-11", :box => "freebsd/FreeBSD-11.1-STABLE",  :vars => {} },
     { :name => "freebsd-12", :box => "freebsd/FreeBSD-12.0-CURRENT", :vars => {} }
   ]