diff --git a/package/gluon-mesh-babel/luasrc/lib/gluon/upgrade/300-gluon-mesh-babel-mkconfig b/package/gluon-mesh-babel/luasrc/lib/gluon/upgrade/300-gluon-mesh-babel-mkconfig
index 43eaa428709a6d720b2d31845cf66a72b8184a48..e9a62dbe60985ccdfa6521f5843560dcebadd528 100755
--- a/package/gluon-mesh-babel/luasrc/lib/gluon/upgrade/300-gluon-mesh-babel-mkconfig
+++ b/package/gluon-mesh-babel/luasrc/lib/gluon/upgrade/300-gluon-mesh-babel-mkconfig
@@ -1,6 +1,8 @@
 #!/usr/bin/lua
 
 local site = require 'gluon.site'
+local uci = require('simple-uci').cursor()
+local nodeip = uci:get('network', 'loopback', 'ip6addr'):match('^[^/]+')
 local babelconf='/etc/gluon-babeld.conf'
 
 local file = io.open(babelconf, "w")
@@ -15,7 +17,7 @@ file:write("redistribute ip " .. site.prefix6() .. " eq 128  allow\n")
 file:write("redistribute ip " .. site.node_client_prefix6() .. " eq 128  allow\n")
 file:write("redistribute ip " .. site.node_prefix6() .. " eq 128  allow\n")
 file:write("redistribute ip 2000::/3 allow\n")
-
 file:write("redistribute local if br-wan deny\n")
 file:write("redistribute local ip 0.0.0.0/0 deny\n")
+file:write("install pref-src " .. nodeip .."\n")
 file:close()