How to deal with model clashes in wagtail?

[krystianmagdziarz]

How can I deal with clashes like below?

pinax_comments.Comment.author: (fields.E304) Reverse accessor for 'pinax_comments.Comment.author' clashes with reverse accessor for 'wagtailcore.Comment.user'.
HINT: Add or change a related_name argument to the definition for 'pinax_comments.Comment.author' or 'wagtailcore.Comment.user'.

pinax_comments.Comment.author: (fields.E305) Reverse query name for 'pinax_comments.Comment.author' clashes with reverse query name for 'wagtailcore.Comment.user'.
HINT: Add or change a related_name argument to the definition for 'pinax_comments.Comment.author' or 'wagtailcore.Comment.user'.

wagtailcore.Comment.user: (fields.E304) Reverse accessor for 'wagtailcore.Comment.user' clashes with reverse accessor for 'pinax_comments.Comment.author'.
HINT: Add or change a related_name argument to the definition for 'wagtailcore.Comment.user' or 'pinax_comments.Comment.author'.

wagtailcore.Comment.user: (fields.E305) Reverse query name for 'wagtailcore.Comment.user' clashes with reverse query name for 'pinax_comments.Comment.author'.
HINT: Add or change a related_name argument to the definition for 'wagtailcore.Comment.user' or 'pinax_comments.Comment.author'.

Are you planning to support wagtail > 2.13.0 ?