From 52d7b7642f68343629dddff297273065e50b4d71 Mon Sep 17 00:00:00 2001
From: Ben Newman <ben@apollographql.com>
Date: Tue, 22 Jun 2021 14:35:19 -0400
Subject: [PATCH] Mention PR #8399 in CHANGELOG.md.

---
 CHANGELOG.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a379ca1ef9..e95a65a2406 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## Apollo Client 3.3.21 (not yet released)
+
+### Bug fixes
+
+- Fix race condition in `setContext` link that can leak subscriptions if the subscription is cancelled before `operation.setContext` is called. <br/>
+  [@sofianhn](https://github.com/sofianhn) in [#8399](https://github.com/apollographql/apollo-client/pull/8399)
+
 ## Apollo Client 3.3.20
 
 ### Bug fixes