From a4dbf5c648cbf7428d7891b2b14076135f2fd84d Mon Sep 17 00:00:00 2001
From: dsinghvi <10870189+dsinghvi@users.noreply.github.com>
Date: Wed, 29 Apr 2026 19:40:51 +0000
Subject: [PATCH] update changelogs

---
 .../sdks/generators/typescript/changelog/2026-04-29.mdx     | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/fern/products/sdks/generators/typescript/changelog/2026-04-29.mdx b/fern/products/sdks/generators/typescript/changelog/2026-04-29.mdx
index 212bf2d9a1..3b1d380467 100644
--- a/fern/products/sdks/generators/typescript/changelog/2026-04-29.mdx
+++ b/fern/products/sdks/generators/typescript/changelog/2026-04-29.mdx
@@ -1,3 +1,9 @@
+## 3.66.6
+**`(fix):`** Fix TS2322 type error in generated serialization files when `enableForwardCompatibleEnums` is enabled.
+The enum schema builder now uses `forwardCompatibleEnum_` which correctly widens the parsed type to `string`,
+matching the widened API type.
+
+
 ## 3.66.5
 **`(fix):`** Fix generated wire tests for SSE endpoints with protocol-discriminated unions.
 The expected event assertion no longer wraps the deserialized data in a duplicate