diff --git a/lib/Modeler.js b/lib/Modeler.js
index d9bc0f7617..444e34c197 100644
--- a/lib/Modeler.js
+++ b/lib/Modeler.js
@@ -29,7 +29,6 @@ import LabelEditingModule from './features/label-editing';
 import ModelingModule from './features/modeling';
 import ModelingFeedbackModule from './features/modeling-feedback';
 import MoveModule from 'diagram-js/lib/features/move';
-import OutlineModule from './features/outline';
 import PaletteModule from './features/palette';
 import ReplacePreviewModule from './features/replace-preview';
 import ResizeModule from 'diagram-js/lib/features/resize';
@@ -181,7 +180,6 @@ Modeler.prototype._modelingModules = [
   ModelingModule,
   ModelingFeedbackModule,
   MoveModule,
-  OutlineModule,
   PaletteModule,
   ReplacePreviewModule,
   ResizeModule,
diff --git a/lib/Viewer.js b/lib/Viewer.js
index 7d976346ad..800902a279 100644
--- a/lib/Viewer.js
+++ b/lib/Viewer.js
@@ -5,6 +5,7 @@ import TranslateModule from 'diagram-js/lib/i18n/translate';
 import SelectionModule from 'diagram-js/lib/features/selection';
 import OverlaysModule from 'diagram-js/lib/features/overlays';
 import DrilldownModdule from './features/drilldown';
+import OutlineModule from './features/outline';
 
 import BaseViewer from './BaseViewer';
 
@@ -66,7 +67,8 @@ Viewer.prototype._modules = [
   TranslateModule,
   SelectionModule,
   OverlaysModule,
-  DrilldownModdule
+  DrilldownModdule,
+  OutlineModule
 ];
 
 // default moddle extensions the viewer is composed of