diff --git a/fern/products/cli-api-reference/cli-changelog/2026-07-20.mdx b/fern/products/cli-api-reference/cli-changelog/2026-07-20.mdx
index 6e9460791..309a6abcd 100644
--- a/fern/products/cli-api-reference/cli-changelog/2026-07-20.mdx
+++ b/fern/products/cli-api-reference/cli-changelog/2026-07-20.mdx
@@ -1,3 +1,10 @@
+## 5.75.6
+**`(fix):`** Resolve the PHP SDK generator's camelCase `packageName` config key when
+computing the package name for a generator. This lets local-file-system PHP
+generation populate the `User-Agent` (and SDK name/version) headers, matching
+the behavior of the other generators' package-identity config keys.
+
+
 ## 5.75.5
 **`(chore):`** Speed up `fern docs dev` refreshes on content edits. Editing a `.md`/`.mdx`
 page no longer re-parses every API/OpenAPI workspace, and the snippet