diff --git a/plugins/c9.ide.ace/ace.js b/plugins/c9.ide.ace/ace.js
index 7b647f0d..d9f6d66c 100644
--- a/plugins/c9.ide.ace/ace.js
+++ b/plugins/c9.ide.ace/ace.js
@@ -1605,41 +1605,6 @@
             return s;
         }
         
-        /***** Gutter Renderers *****/
-        
-        var relativeNumbers = {
-            getText: function(session, row) {
-                return (Math.abs(session.selection.lead.row - row) || (row + 1 + (row < 9 ? "\xb7" : ""))) + "";
-            },
-            getWidth: function(session, lastLineNumber, config) {
-                return session.getLength().toString().length * config.characterWidth;
-            },
-            update: function(e, editor) {
-                editor.renderer.$loop.schedule(editor.renderer.CHANGE_GUTTER);
-            },
-            attach: function(editor) {
-                editor.renderer.$gutterLayer.$renderer = this;
-                editor.on("changeSelection", this.update);
-            },
-            detach: function(editor) {
-                editor.renderer.$gutterLayer.$renderer = null;
-                editor.off("changeSelection", this.update);
-            }
-        };
-        
-        var noNumbers = {
-            getText: function(session, row) {
-                return "";
-            },
-            getWidth: function(session, lastLineNumber, config) {
-                return "";
-            },
-            attach: function(editor) {
-            },
-            detach: function(editor) {
-            },
-        };
-        
         /**
          * The ace handle, responsible for events that involve all ace
          * instances. This is the object you get when you request the ace
@@ -2259,20 +2224,9 @@
                         break;
                     case "showLineNumbers":
                         var renderer = ace.renderer;
-                        var gutterRenderer = renderer.$gutterLayer.$renderer;
-                        if (gutterRenderer && gutterRenderer.detach)
-                            gutterRenderer.detach(ace);
-                        if (value == "relative")
-                            gutterRenderer = relativeNumbers;
-                        else if (value)
-                            gutterRenderer = null;
-                        else
-                            gutterRenderer = noNumbers;
+                        ace.setOption("relativeLineNumbers", value == "relative");
+                        ace.setOption("showLineNumbers", !!value);
                         dom.setCssClass(renderer.$gutter, "ace_gutter-compact", !value);
-                        renderer.$gutterLayer.$renderer = gutterRenderer;
-                        if (gutterRenderer && gutterRenderer.attach)
-                            gutterRenderer.attach(ace);
-                        renderer.$loop.schedule(renderer.CHANGE_GUTTER);
                         return;
                 }
                 
diff --git a/plugins/node_modules/ace/lib/ace/layer/gutter.js b/plugins/node_modules/ace/lib/ace/layer/gutter.js
index fc372e10..4e75ee66 100644
--- a/plugins/node_modules/ace/lib/ace/layer/gutter.js
+++ b/plugins/node_modules/ace/lib/ace/layer/gutter.js
@@ -307,7 +307,6 @@ var Gutter = function(parentEl) {
 
         var firstLineNumber = session.$firstLineNumber;
         
-        var session = this.session;
         var breakpoints = session.$breakpoints;
         var decorations = session.$decorations;
         var gutterRenderer = session.gutterRenderer || this.$renderer;
diff --git a/plugins/node_modules/ace/lib/ace/virtual_renderer.js b/plugins/node_modules/ace/lib/ace/virtual_renderer.js
index aa69708e..8ed755f8 100644
--- a/plugins/node_modules/ace/lib/ace/virtual_renderer.js
+++ b/plugins/node_modules/ace/lib/ace/virtual_renderer.js
@@ -1686,7 +1686,10 @@ config.defineOptions(VirtualRenderer.prototype, "renderer", {
         initialValue: false
     },
     showFoldWidgets: {
-        set: function(show) {this.$gutterLayer.setShowFoldWidgets(show);},
+        set: function(show) {
+            this.$gutterLayer.setShowFoldWidgets(show);
+            this.$loop.schedule(this.CHANGE_GUTTER);
+        },
         initialValue: true
     },
     displayIndentGuides: {