diff --git a/config/initializers/02_urls.rb b/config/initializers/02_urls.rb
index 0bcec10d1..f10a271e1 100644
--- a/config/initializers/02_urls.rb
+++ b/config/initializers/02_urls.rb
@@ -32,7 +32,7 @@ LISTE_DES_DEMARCHES_URL = [DOC_URL, "listes-des-demarches"].join("/")
 CGU_URL = ENV.fetch("CGU_URL", [DOC_URL, "cgu"].join("/"))
 MENTIONS_LEGALES_URL = ENV.fetch("MENTIONS_LEGALES_URL", "/mentions-legales")
 ACCESSIBILITE_URL = ENV.fetch("ACCESSIBILITE_URL", "/declaration-accessibilite")
-ROUTAGE_URL = ENV.fetch("ROUTAGE_URL", "/pour-aller-plus-loin/routage")
+ROUTAGE_URL = ENV.fetch("ROUTAGE_URL", [DOC_URL, "/pour-aller-plus-loin/routage"].join("/"))
 API_DOC_URL = [DOC_URL, "pour-aller-plus-loin", "graphql"].join("/")
 WEBHOOK_DOC_URL = [DOC_URL, "pour-aller-plus-loin", "webhook"].join("/")
 ARCHIVAGE_DOC_URL = [DOC_URL, "pour-aller-plus-loin", "archivage-longue-duree-des-demarches"].join("/")