diff --git a/config/theme.ini b/config/theme.ini
index b88884b..5c208b9 100644
--- a/config/theme.ini
+++ b/config/theme.ini
@@ -57,6 +57,7 @@ elements.footer.options.info = "HTML content to appear in the footer"
 elements.footer.attributes.value = "Powered by Omeka S"
 
 resource_page_regions.items.main = "Main"
+resource_page_regions.items.right = "Right sidebar"
 resource_page_regions.item_sets.main = "Main"
 resource_page_regions.media.main = "Main"
 
@@ -67,4 +68,5 @@ resource_page_blocks.items.main[] = "sitePages"
 resource_page_blocks.items.main[] = "mediaList"
 resource_page_blocks.items.main[] = "linkedResources"
 resource_page_blocks.item_sets.main[] = "values"
+resource_page_blocks.media.main[] = "mediaRender"
 resource_page_blocks.media.main[] = "values"