diff --git a/lib/features/preview-support/PreviewSupport.js b/lib/features/preview-support/PreviewSupport.js
index 9ce3d9851..4355bde95 100644
--- a/lib/features/preview-support/PreviewSupport.js
+++ b/lib/features/preview-support/PreviewSupport.js
@@ -61,11 +61,7 @@ export default function PreviewSupport(elementRegistry, eventBus, canvas, styles
   var self = this;
 
   eventBus.on('drag.cleanup', function() {
-    forEach(self._clonedMarkers, function(clonedMarker) {
-      svgRemove(clonedMarker);
-    });
-
-    self._clonedMarkers = {};
+    self.cleanUp();
   });
 }
 
@@ -76,6 +72,15 @@ PreviewSupport.$inject = [
   'styles'
 ];
 
+PreviewSupport.prototype.cleanUp = function() {
+  var self = this;
+
+  forEach(self._clonedMarkers, function(clonedMarker) {
+    svgRemove(clonedMarker);
+  });
+
+  self._clonedMarkers = {};
+};
 
 /**
  * Returns graphics of an element.