diff --git a/fern/products/cli-api-reference/cli-changelog/2025-08-16.mdx b/fern/products/cli-api-reference/cli-changelog/2025-08-16.mdx
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+## 0.66.17
+**`(chore):`** Support IR v59 in the Swift SDK generator.
+
diff --git a/fern/products/sdks/overview/swift/changelog/2025-08-16.mdx b/fern/products/sdks/overview/swift/changelog/2025-08-16.mdx
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+## 0.6.0
+**`(chore):`** Upgraded to IR v59.
+