diff --git a/fern/products/sdks/overview/ruby/changelog/2025-10-21.mdx b/fern/products/sdks/overview/ruby/changelog/2025-10-21.mdx
new file mode 100644
index 000000000..cf5b9b11e
--- /dev/null
+++ b/fern/products/sdks/overview/ruby/changelog/2025-10-21.mdx
@@ -0,0 +1,5 @@
+## 1.0.0-rc29
+**`(feat):`** Add support for API key (header-based) authentication in Ruby SDK generator.
+Supports multiple authentication schemes in the same API.
+
+