diff --git a/doc/development/README.md b/doc/development/README.md
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@@ -39,7 +39,6 @@ comments: false
 - [Sidekiq debugging](sidekiq_debugging.md)
 - [Gotchas](gotchas.md) to avoid
 - [Avoid modules with instance variables](module_with_instance_variables.md) if possible
-- [Issue and merge requests state models](object_state_models.md)
 - [How to dump production data to staging](db_dump.md)
 - [Working with the GitHub importer](github_importer.md)
 
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