diff --git a/fern/products/cli-api-reference/cli-changelog/2026-05-11.mdx b/fern/products/cli-api-reference/cli-changelog/2026-05-11.mdx
index 83b0680f0..f0d5cbce8 100644
--- a/fern/products/cli-api-reference/cli-changelog/2026-05-11.mdx
+++ b/fern/products/cli-api-reference/cli-changelog/2026-05-11.mdx
@@ -1,3 +1,10 @@
+## 5.23.1
+**`(fix):`** Fix `fern docs dev` hanging indefinitely on Node.js v26+ on Linux by disabling
+io_uring in the child server process. Node 26 enables io_uring by default in
+libuv, which has a busy-loop bug where worker threads spin on an internal
+eventfd, starving the main event loop.
+
+
 ## 5.23.0
 **`(internal):`** Add an opt-in `VerificationStep` to the post-generation pipeline that runs
 `.fern/verify.sh` (when emitted by the generator) inside a language-specific