diff --git a/boxes/debian/lxc-template b/boxes/debian/lxc-template
index 823f7e2..e593add 100755
--- a/boxes/debian/lxc-template
+++ b/boxes/debian/lxc-template
@@ -256,7 +256,8 @@ lxc.network.flags = up
 # Bridged network
 #lxc.network.link = br42
 lxc.network.name = eth0
-lxc.network.veth.pair = veth${name##vagrant-}
+# Fix interface name 'vethXXXX' too long (>15)
+lxc.network.veth.pair = veth${name#*-}
 # It is fine to be commented out
 #lxc.network.ipv4 = 10.1.1.1/24
 #lxc.network.hwaddr = 00:12:34:56:78:9A