diff --git a/packages/plugin-hardhat/CHANGELOG.md b/packages/plugin-hardhat/CHANGELOG.md
index ea3c92b15..81b72e7da 100644
--- a/packages/plugin-hardhat/CHANGELOG.md
+++ b/packages/plugin-hardhat/CHANGELOG.md
@@ -1,8 +1,8 @@
 # Changelog
 
-## Unrelease
+## Unreleased
 
-- Update Defender SDK.
+- Update Defender SDK. ([#924](https://github.com/OpenZeppelin/openzeppelin-upgrades/pull/924))
 - Throw error if not using a relayer for deployments, until other types of deployments are supported.
 
 **Note**: OpenZeppelin Defender deployments is in beta and its functionality is subject to change.