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+---
+Repo: 'https://github.com/w3c/epub-specs'
+Tracked: N/A
+Title: >-
+  [epub-rs-33] Normative references to discontinued specs in EPUB Reading
+  Systems 3.3
+---
+
+While crawling [EPUB Reading Systems 3.3](https://w3c.github.io/epub-specs/epub33/rs/), the following normative referenced were detected as pointing to discontinued specifications:
+* [ ] [rfc7230](https://httpwg.org/specs/rfc7230.html) has been obsoleted by [rfc9110](https://httpwg.org/specs/rfc9110.html),[rfc9112](https://httpwg.org/specs/rfc9112.html)
+
+<sub>This issue was detected and reported semi-automatically by [Strudy](https://github.com/w3c/strudy/) based on data collected in [webref](https://github.com/w3c/webref/).</sub>