diff --git a/babele-register.js b/babele-register.js
index a11fe44..4fe48e9 100644
--- a/babele-register.js
+++ b/babele-register.js
@@ -27,9 +27,9 @@ class ActorWfrp4e_fr extends ActorWfrp4e {
         }
       }
       if (formula.includes("yard") )
-        formula = formula.replace(ch.concat('yard'), "mètre" );
+        formula = formula.replace('yard', "mètre" );
       if (formula.includes("yds") )
-        formula = formula.replace(ch.concat('yds'), "m." );
+        formula = formula.replace('yds', "m." );
       // To evaluate multiplication, replace x with *
       formula = formula.replace('x', '*');
 
@@ -117,9 +117,9 @@ class ActorWfrp4e_fr extends ActorWfrp4e {
           formula = formula.replace("force mentale",  actorData.data.characteristics["wp"].value);
       }
       if (formula.includes("yard") )
-        formula = formula.replace(ch.concat('yard'), "mètre" );
+        formula = formula.replace('yard', "mètre" );
       if (formula.includes("yds") )
-        formula = formula.replace(ch.concat('yds'), "m." );
+        formula = formula.replace('yds', "m." );
       // Iterate through remaining characteristics
       for(let ch in actorData.data.characteristics)
       {
diff --git a/module.json b/module.json
index b62868a..fe4576f 100644
--- a/module.json
+++ b/module.json
@@ -2,7 +2,7 @@
   "name": "WH4-fr-translation",
   "title": "Traduction du module WH4 en Français.",
   "description": "La traduction du module WH4.",
-  "version": "0.54",
+  "version": "0.55",
   "minimumCoreVersion" : "0.5.1",
   "compatibleCoreVersion": "0.5.5",
   "author": "LeRatierBretonnien",