diff --git a/src/scripts/controllers/new.js b/src/scripts/controllers/new.js
index 34da693..25fce98 100644
--- a/src/scripts/controllers/new.js
+++ b/src/scripts/controllers/new.js
@@ -93,7 +93,7 @@
             $scope.context.currentTab = tabName;
         };
 
-        $rootScope.swipeActions.extentLeftSwipe = function () {
+        $rootScope.swipeActions.extendLeftSwipe = function () {
             var tabIndex = tabOrders.indexOf($scope.context.currentTab);
 
             if (tabIndex < tabOrders.length - 1) {
@@ -104,7 +104,7 @@
             }
         };
 
-        $rootScope.swipeActions.extentRightSwipe = function () {
+        $rootScope.swipeActions.extendRightSwipe = function () {
             var tabIndex = tabOrders.indexOf($scope.context.currentTab);
 
             if (tabIndex > 0) {
diff --git a/src/scripts/controllers/settings-ariang.js b/src/scripts/controllers/settings-ariang.js
index 809c816..848a365 100644
--- a/src/scripts/controllers/settings-ariang.js
+++ b/src/scripts/controllers/settings-ariang.js
@@ -93,7 +93,7 @@
             $scope.context.titlePreview = getFinalTitle();
         };
 
-        $rootScope.swipeActions.extentLeftSwipe = function () {
+        $rootScope.swipeActions.extendLeftSwipe = function () {
             var tabIndex = -1;
 
             if (!$scope.isCurrentGlobalTab()) {
@@ -108,7 +108,7 @@
             }
         };
 
-        $rootScope.swipeActions.extentRightSwipe = function () {
+        $rootScope.swipeActions.extendRightSwipe = function () {
             var tabIndex = -1;
 
             if (!$scope.isCurrentGlobalTab()) {
diff --git a/src/scripts/controllers/task-detail.js b/src/scripts/controllers/task-detail.js
index be10ba3..502a09a 100644
--- a/src/scripts/controllers/task-detail.js
+++ b/src/scripts/controllers/task-detail.js
@@ -218,7 +218,7 @@
             $scope.context.currentTab = tabName;
         };
 
-        $rootScope.swipeActions.extentLeftSwipe = function () {
+        $rootScope.swipeActions.extendLeftSwipe = function () {
             var tabIndex = tabOrders.indexOf($scope.context.currentTab);
 
             if (tabIndex < tabOrders.length - 1) {
@@ -229,7 +229,7 @@
             }
         };
 
-        $rootScope.swipeActions.extentRightSwipe = function () {
+        $rootScope.swipeActions.extendRightSwipe = function () {
             var tabIndex = tabOrders.indexOf($scope.context.currentTab);
 
             if (tabIndex > 0) {
diff --git a/src/scripts/core/root.js b/src/scripts/core/root.js
index 2ea7070..b21168b 100644
--- a/src/scripts/core/root.js
+++ b/src/scripts/core/root.js
@@ -350,14 +350,14 @@
                     return;
                 }
 
-                if (!this.extentLeftSwipe ||
-                    (angular.isFunction(this.extentLeftSwipe) && !this.extentLeftSwipe())) {
+                if (!this.extendLeftSwipe ||
+                    (angular.isFunction(this.extendLeftSwipe) && !this.extendLeftSwipe())) {
                     hideSidebar();
                 }
             },
             rightSwipe: function () {
-                if (!this.extentRightSwipe ||
-                    (angular.isFunction(this.extentRightSwipe) && !this.extentRightSwipe())) {
+                if (!this.extendRightSwipe ||
+                    (angular.isFunction(this.extendRightSwipe) && !this.extendRightSwipe())) {
                     showSidebar();
                 }
             }
@@ -430,8 +430,8 @@
 
             $rootScope.loadPromise = null;
 
-            delete $rootScope.swipeActions.extentLeftSwipe;
-            delete $rootScope.swipeActions.extentRightSwipe;
+            delete $rootScope.swipeActions.extendLeftSwipe;
+            delete $rootScope.swipeActions.extendRightSwipe;
 
             if (angular.isArray($rootScope.taskContext.list) && $rootScope.taskContext.list.length > 0) {
                 $rootScope.taskContext.list.length = 0;