--- a/src/pyams_content/component/paragraph/zmi/preview.py	Mon Jun 11 12:43:43 2018 +0200
+++ b/src/pyams_content/component/paragraph/zmi/preview.py	Mon Jun 11 14:42:25 2018 +0200
@@ -37,7 +37,8 @@
         super(ParagraphsContainerRenderer, self).__init__(context, request)
         paragraphs = [para for para in IParagraphContainer(self.context).values()
                       if para.visible]
-        self.renderers = [self.request.registry.queryMultiAdapter((paragraph, self.request), IParagraphRenderer)
+        registry = self.request.registry
+        self.renderers = [registry.queryMultiAdapter((paragraph, self.request), IParagraphRenderer)
                           for paragraph in paragraphs]
 
     def update(self):