Index: gc_core/js/lang_core/gc_engine.js
==================================================================
--- gc_core/js/lang_core/gc_engine.js
+++ gc_core/js/lang_core/gc_engine.js
@@ -1458,11 +1458,11 @@
     lMorph.push(...sNewMorph.split("|"));
     oToken["lMorph"] = lMorph;
     return true;
 }
 
-function g_rewrite (dToken, sToReplace, sReplace) {
+function g_rewrite (oToken, sToReplace, sReplace) {
     // Disambiguation: rewrite morphologies
     let lMorph = (oToken.hasOwnProperty("lMorph")) ? oToken["lMorph"] : _oSpellChecker.getMorph(oToken["sValue"]);
     oToken["lMorph"] = lMorph.map(s => s.replace(sToReplace, sReplace));
     return true;
 }