diff --git a/fern/products/cli-api-reference/cli-changelog/2026-09-11.mdx b/fern/products/cli-api-reference/cli-changelog/2026-09-11.mdx
index 7a7564ffb..1ac869b01 100644
--- a/fern/products/cli-api-reference/cli-changelog/2026-09-11.mdx
+++ b/fern/products/cli-api-reference/cli-changelog/2026-09-11.mdx
@@ -1,3 +1,9 @@
+## 5.120.5
+**`(fix):`** Fix `theme.tabs.placement` / `theme.tabs.alignment` being sent to the docs publishing API in lowercase,
+which caused `fern generate --docs` to fail with `config.theme.tabs: Invalid input` even though
+`fern check` passed.
+
+
 ## 5.120.4
 **`(fix):`** Honor `required` on OpenAPI response headers: header value types are only wrapped in
 `optional` when the Header Object does not declare `required: true`, matching the