diff --git a/lxc_net/container.py b/lxc_net/container.py
index 20776b8..d040606 100644
--- a/lxc_net/container.py
+++ b/lxc_net/container.py
@@ -129,7 +129,16 @@ class Container(util.LibvirtObject):
         def __str__(self):
             return "This container is already instanciated"
 
-    def __init__(self, conn, networks, name=None, mem=int(1e6)):
+    def __init__(self, conn, networks, name=None, mem=int(1e6), enable_v4=True):
+        """ Parameters:
+        * conn: connection to libvirt,
+        * networks: iterable of Network instances this container is connected to,
+        * name: name of the container. Defaults to something id-based.
+        * mem: KiB of memory available to this container,
+        * enable_v4: is IPv4 enabled for this container? Defaults to True. If False,
+          this container won't be given an IPv4 address.
+        """
+
         super().__init__(conn)
 
         if not name:
@@ -138,6 +147,7 @@ class Container(util.LibvirtObject):
 
         self.networks = networks
         self.mem = mem
+        self.enable_v4 = enable_v4
 
         self.overlay_root = None
 
@@ -159,7 +169,7 @@ class Container(util.LibvirtObject):
         for net in self.networks:
             net_config = net_config_templ.inst(
                 mac=util.MACAddress(net.id, self.id),
-                ipv4=util.Addrv4(net.id, self.id),
+                ipv4=util.Addrv4(net.id, self.id) if self.enable_v4 else None,
                 ipv6=util.Addrv6(net.id, self.id),
             )
             net_config_path = net_conf_dir / "11-{link:02d}-{name}.network".format(