:form_action => %w['self'],
:frame_ancestors => %w['self'],
:frame_src => %w['self'],
- :img_src => %w['self' data: www.gravatar.com *.wp.com tile.openstreetmap.org *.tile.openstreetmap.org *.tile.thunderforest.com tileserver.memomaps.de *.openstreetmap.fr],
+ :img_src => %w['self' data: www.gravatar.com *.wp.com tile.openstreetmap.org *.tile.openstreetmap.org *.tile.thunderforest.com tile.tracestrack.com *.openstreetmap.fr],
:manifest_src => %w['self'],
:media_src => %w['none'],
:object_src => %w['self'],