diff --git a/init/gns3.conf.upstart b/init/gns3.conf.upstart
index 1a7c925f..8ae7e86e 100644
--- a/init/gns3.conf.upstart
+++ b/init/gns3.conf.upstart
@@ -1,5 +1,6 @@
 description "GNS3 server"
 author      "GNS3 Team"
+env LANG=en_US.UTF-8
 
 start on filesystem or runlevel [2345]
 stop on shutdown