diff --git a/fern/products/cli-api-reference/cli-changelog/2025-08-18.mdx b/fern/products/cli-api-reference/cli-changelog/2025-08-18.mdx
index db6d7b45b..05a30a0ad 100644
--- a/fern/products/cli-api-reference/cli-changelog/2025-08-18.mdx
+++ b/fern/products/cli-api-reference/cli-changelog/2025-08-18.mdx
@@ -1,3 +1,6 @@
+## 0.66.19
+**`(chore):`** Handle multipart/mixed content types in endpoint responses.
+
 ## 0.66.18
 **`(chore):`** Updated allOf scheme parsing to grab additionalProperties flag