diff --git a/lib/client/edit.js b/lib/client/edit.js
index 126fe273..211d925e 100644
--- a/lib/client/edit.js
+++ b/lib/client/edit.js
@@ -174,10 +174,9 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
                 var extensions  = config.extensions,
                     isEmmet     = extensions.emmet;
                 
-                if (isEmmet)
+                if (isEmmet && isHTML)
                     Util.exec.if(Emmet, function() {
-                            if (Emmet)
-                                Ace.setOption('enableEmmet', isHTML);
+                            Ace.setOption('enableEmmet', isHTML);
                         }, function(callback) {
                             var url;
                             
@@ -197,7 +196,7 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
                                 });
                             }
                         });
-                });
+                    });
         }
         
         function setUseOfWorker(mode) {