Where does the bug appear (feature/product)? Cursor IDE Describe the Bug Project Rules with RULE.md folder format not working - Documentation issue or bug? Summary Project Rules using the folder-based RULE.md format (.cursor/rules/<folder>/RULE.md) are not recognized in Cursor 2.3.10, despite being…

Hey, thanks for the report. This is a known issue and we’re tracking it. You can follow the main thread here: Project Rules: Documented RULE.md folder format not working For now, the reliable workaround is to use .mdc files directly in .cursor/rules/, as you’ve already found. I’m closing this thr…

Bug: Project Rules with RULE.md folder format not showing in Settings

Support Bug Reports

Topic		Replies	Views
Cursor 2.3.23 Not Recognizing Folder-Based Project Rules Bug Reports	3	273	January 13, 2026
Project Rules: Documented RULE.md folder format not working, only undocumented .mdc format works Bug Reports java	16	996	January 13, 2026
New Cursor Rules directory format not working Bug Reports	9	444	January 23, 2026
Rules system is broke and a mess Bug Reports	1	148	December 16, 2025
New project rules create .mdc instead of RULE.md Bug Reports	6	297	January 12, 2026

Bug: Project Rules with RULE.md folder format not showing in Settings

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