diff --git a/babele-register.js b/babele-register.js
index 513ba59..7c04471 100644
--- a/babele-register.js
+++ b/babele-register.js
@@ -368,8 +368,11 @@ Hooks.once('init', () => {
           var char  = chars[key];
           //console.log("Was here !", key, char ); 
           var abrev = char["abrev"];
-          char["label"] = game.i18n.localize( "CHAR." + abrev );
-          char["abrev"] = game.i18n.localize( "CHARAbbrev." + abrev );
+          let toTransl = "CHAR." + abrev;
+          if ( game.i18n.localize( toTransl ) != toTransl) { // Manages unknown language
+            char["label"] = game.i18n.localize( "CHAR." + abrev );
+            char["abrev"] = game.i18n.localize( "CHARAbbrev." + abrev );
+          }
         }
         return chars;
       },
diff --git a/module.json b/module.json
index 7b21bca..cae4f00 100644
--- a/module.json
+++ b/module.json
@@ -3,7 +3,7 @@
   "name": "WH4-fr-translation",
   "title": "Traduction du module WH4 en Français.",
   "description": "La traduction du module WH4.",
-  "version": "0.83",
+  "version": "0.84",
   "minimumCoreVersion" : "0.6.0",
   "compatibleCoreVersion": "0.6.1",
   "author": "LeRatierBretonnien",