diff --git a/apps/spreadsheeteditor/main/app/controller/DataTab.js b/apps/spreadsheeteditor/main/app/controller/DataTab.js
index 3f967f4ad..d1875df19 100644
--- a/apps/spreadsheeteditor/main/app/controller/DataTab.js
+++ b/apps/spreadsheeteditor/main/app/controller/DataTab.js
@@ -78,6 +78,7 @@ define([
             if (api) {
                 this.api = api;
                 this.api.asc_registerCallback('asc_onSelectionChanged',     _.bind(this.onSelectionChanged, this));
+                this.api.asc_registerCallback('asc_onWorksheetLocked',      _.bind(this.onWorksheetLocked, this));
                 this.api.asc_registerCallback('asc_onCoAuthoringDisconnect',_.bind(this.onCoAuthoringDisconnect, this));
                 Common.NotificationCenter.on('api:disconnect', _.bind(this.onCoAuthoringDisconnect, this));
             }
@@ -192,6 +193,12 @@ define([
             this.api.asc_changeGroupDetails(false);
         },
 
+        onWorksheetLocked: function(index,locked) {
+            if (index == this.api.asc_getActiveWorksheetIndex()) {
+                Common.Utils.lockControls(SSE.enumLock.sheetLock, locked, {array: [this.view.btnGroup, this.view.btnUngroup]});
+            }
+        },
+
         textWizard: 'Text to Columns Wizard'
 
     }, SSE.Controllers.DataTab || {}));
diff --git a/apps/spreadsheeteditor/main/app/view/DataTab.js b/apps/spreadsheeteditor/main/app/view/DataTab.js
index afd26586a..a44b30e1a 100644
--- a/apps/spreadsheeteditor/main/app/view/DataTab.js
+++ b/apps/spreadsheeteditor/main/app/view/DataTab.js
@@ -107,7 +107,7 @@ define([
                     caption: this.capBtnGroup,
                     split: false,
                     disabled: true,
-                    lock: [_set.editCell, _set.selChart, _set.selChartText, _set.selShape, _set.selShapeText, _set.selImage, _set.lostConnect, _set.coAuth]
+                    lock: [_set.editCell, _set.selChart, _set.selChartText, _set.selShape, _set.selShapeText, _set.selImage, _set.sheetLock, _set.lostConnect, _set.coAuth]
                 });
                 Common.Utils.injectComponent($host.find('#slot-btn-group'), this.btnGroup);
                 this.lockedControls.push(this.btnGroup);
@@ -119,7 +119,7 @@ define([
                     split: true,
                     menu: true,
                     disabled: true,
-                    lock: [_set.editCell, _set.selChart, _set.selChartText, _set.selShape, _set.selShapeText, _set.selImage, _set.lostConnect, _set.coAuth]
+                    lock: [_set.editCell, _set.selChart, _set.selChartText, _set.selShape, _set.selShapeText, _set.selImage, _set.sheetLock, _set.lostConnect, _set.coAuth]
                 });
                 Common.Utils.injectComponent($host.find('#slot-btn-ungroup'), this.btnUngroup);
                 this.lockedControls.push(this.btnUngroup);
diff --git a/apps/spreadsheeteditor/main/app/view/Toolbar.js b/apps/spreadsheeteditor/main/app/view/Toolbar.js
index 32cc23def..0e7bb6053 100644
--- a/apps/spreadsheeteditor/main/app/view/Toolbar.js
+++ b/apps/spreadsheeteditor/main/app/view/Toolbar.js
@@ -89,7 +89,8 @@ define([
         printAreaLock:  'print-area-lock',
         namedRangeLock: 'named-range-lock',
         multiselectCols:'is-multiselect-cols',
-        headerLock: 'header-lock'
+        headerLock: 'header-lock',
+        sheetLock: 'sheet-lock'
     };
 
     SSE.Views.Toolbar =  Common.UI.Mixtbar.extend(_.extend({