diff --git a/step-web/src/main/webapp/js/color_code_grammar.js b/step-web/src/main/webapp/js/color_code_grammar.js
index 169fd30dce..b891c52395 100644
--- a/step-web/src/main/webapp/js/color_code_grammar.js
+++ b/step-web/src/main/webapp/js/color_code_grammar.js
@@ -1394,6 +1394,8 @@ var cf = {
         var code = morphs[i];
         if (code.indexOf('TOS:') == 0)
           code = code.substr(4);
+        if (code === "nomorph")
+          return;
         var languageCode = code.substr(0, 1);
         cf.getSpecificMorphologyInfo(languageCode, "language", result);
         var descriptionCode = code.substr(1) + code.substr(0, 1);