diff --git a/services/web/app/views/project/editor.pug b/services/web/app/views/project/editor.pug
index 7f936efd01..011076196c 100644
--- a/services/web/app/views/project/editor.pug
+++ b/services/web/app/views/project/editor.pug
@@ -67,9 +67,9 @@ block content
 					ng-hide="state.loading",
 					resize-on="layout:chat:resize,history:toggle",
 					minimum-restore-size-west="130"
-					custom-toggler-pane=hasFeature('custom-togglers') ? "'west'" : "false"
-					custom-toggler-msg-when-open=hasFeature('custom-togglers') ? "'" + translate("tooltip_hide_filetree") + "'" : "false"
-					custom-toggler-msg-when-closed=hasFeature('custom-togglers') ? "'" + translate("tooltip_show_filetree") + "'" : "false"
+					custom-toggler-pane=hasFeature('custom-togglers') ? "west" : false
+					custom-toggler-msg-when-open=hasFeature('custom-togglers') ? translate("tooltip_hide_filetree") : false
+					custom-toggler-msg-when-closed=hasFeature('custom-togglers') ? translate("tooltip_show_filetree") : false
 				)
 					.ui-layout-west
 						include ./editor/file-tree
diff --git a/services/web/app/views/project/editor/editor.pug b/services/web/app/views/project/editor/editor.pug
index fda0fa6446..e98a3392fc 100644
--- a/services/web/app/views/project/editor/editor.pug
+++ b/services/web/app/views/project/editor/editor.pug
@@ -8,9 +8,9 @@ div.full-size(
 	initial-size-east="'50%'"
 	minimum-restore-size-east="300"
 	allow-overflow-on="'center'"
-	custom-toggler-pane=hasFeature('custom-togglers') ? "'east'" : "false"
-	custom-toggler-msg-when-open=hasFeature('custom-togglers') ? "'" + translate("tooltip_hide_pdf") + "'" : "false"
-	custom-toggler-msg-when-closed=hasFeature('custom-togglers') ? "'" + translate("tooltip_show_pdf") + "'" : "false"
+	custom-toggler-pane=hasFeature('custom-togglers') ? "east" : false
+	custom-toggler-msg-when-open=hasFeature('custom-togglers') ? translate("tooltip_hide_pdf") : false
+	custom-toggler-msg-when-closed=hasFeature('custom-togglers') ? translate("tooltip_show_pdf") : false
 )
 	.ui-layout-center(
 		ng-controller="ReviewPanelController",
@@ -101,6 +101,7 @@ div.full-size(
 			ng-click="syncToCode()"
 		)
 			i.synctex-control-icon
+
 div.full-size(
 	ng-if="ui.pdfLayout == 'flat'"
 	ng-show="ui.view == 'pdf'"
diff --git a/services/web/public/coffee/ide/directives/layout.coffee b/services/web/public/coffee/ide/directives/layout.coffee
index 8c30943f39..1fd12c0aa5 100644
--- a/services/web/public/coffee/ide/directives/layout.coffee
+++ b/services/web/public/coffee/ide/directives/layout.coffee
@@ -8,10 +8,10 @@ define [
 				pre: (scope, element, attrs) ->
 					name = attrs.layout
 
-					customTogglerPane = scope.$eval(attrs.customTogglerPane or "false")
-					customTogglerMsgWhenOpen = scope.$eval(attrs.customTogglerMsgWhenOpen or "false")
-					customTogglerMsgWhenClosed = scope.$eval(attrs.customTogglerMsgWhenClosed or "false")
-					hasCustomToggler = customTogglerPane != false and customTogglerMsgWhenOpen != false and customTogglerMsgWhenClosed != false
+					customTogglerPane = attrs.customTogglerPane
+					customTogglerMsgWhenOpen = attrs.customTogglerMsgWhenOpen
+					customTogglerMsgWhenClosed = attrs.customTogglerMsgWhenClosed
+					hasCustomToggler = customTogglerPane? and customTogglerMsgWhenOpen? and customTogglerMsgWhenClosed?
 
 					if attrs.spacingOpen?
 						spacingOpen = parseInt(attrs.spacingOpen, 10)