diff --git a/res/app/components/stf/logcat-table/logcat-table-directive.js b/res/app/components/stf/logcat-table/logcat-table-directive.js
index 21cfa80d..937819af 100644
--- a/res/app/components/stf/logcat-table/logcat-table-directive.js
+++ b/res/app/components/stf/logcat-table/logcat-table-directive.js
@@ -12,7 +12,7 @@ module.exports = function logcatTableDirective($rootScope, $timeout, LogcatServi
       var scrollHeight = 0
       var parent = element[0]
       var body = element.find('tbody')[0]
-      const maxEntriesBuffer = 3000
+      var maxEntriesBuffer = 3000
       var numberOfEntries = 0
 
       function incrementNumberEntry() {
diff --git a/res/app/components/stf/logcat/logcat-service.js b/res/app/components/stf/logcat/logcat-service.js
index 91cceb09..7033062d 100644
--- a/res/app/components/stf/logcat/logcat-service.js
+++ b/res/app/components/stf/logcat/logcat-service.js
@@ -115,7 +115,7 @@ module.exports = function LogcatServiceFactory(socket, DeviceService, FilterStri
   }
 
   function filterLine(line) {
-    const enabled = true
+    var enabled = true
     var filters = service.filters
 
     var matched = true
diff --git a/res/app/control-panes/dashboard/navigation/navigation-controller.js b/res/app/control-panes/dashboard/navigation/navigation-controller.js
index b75dd041..2e1bc9ce 100644
--- a/res/app/control-panes/dashboard/navigation/navigation-controller.js
+++ b/res/app/control-panes/dashboard/navigation/navigation-controller.js
@@ -5,7 +5,7 @@ module.exports = function NavigationCtrl($scope, $rootScope) {
   $scope.urlHistory = []
 
   function addToHistory() {
-    const HISTORY_LIMIT = 20
+    var HISTORY_LIMIT = 20
 
     var history = $scope.urlHistory
     history.unshift($scope.textURL)