diff --git a/src/config.rs b/src/config.rs
index d3879c5..8b7a2b6 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -65,7 +65,7 @@ impl Config {
     }
     pub fn check_version(&self) {
         if self.config_version != CONFIG_VERSION {
-            eprintln!("Your configuration file is obsolete! Please update it with config.toml.sample and update its version to {}.", CONFIG_VERSION);
+            eprintln!("Your configuration file is obsolete!\nPlease update it following the instructions in https://git.42l.fr/neil/sncf/wiki/Upgrade-from-a-previous-version and update its version to {}.", CONFIG_VERSION);
             panic!();
         }
     }