diff --git a/_modules/linux_hosts.py b/_modules/linux_hosts.py
index 78853bd..e66bb67 100644
--- a/_modules/linux_hosts.py
+++ b/_modules/linux_hosts.py
@@ -6,6 +6,9 @@
 
 from jinja2 import Undefined
 
+def __virtual__():
+    return 'linux_hosts'
+
 def fqdn_sort_fn(n1, n2):
     l1 = n1.split('.')
     l2 = n2.split('.')
diff --git a/_modules/linux_netlink.py b/_modules/linux_netlink.py
index 52d8a1d..52eccc0 100644
--- a/_modules/linux_netlink.py
+++ b/_modules/linux_netlink.py
@@ -2,6 +2,8 @@
 
 import re
 
+def __virtual__():
+    return 'linux_netlink'
 
 def ls(regex):
     """