diff --git a/CHANGES.md b/CHANGES.md
index ce6661fc05..c7845b0e38 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,7 +4,7 @@ Synapse 1.70.1 (2022-10-28)
 Bugfixes
 --------
 
-- Fix a bug introduced in Synapse 1.70.0rc1 where access tokens would be incorrectly sent to application services as headers. Application services which were obtaining access tokens from query parameters were not affected. ([\#14301](https://github.com/matrix-org/synapse/issues/14301))
+- Fix a bug introduced in Synapse 1.70.0rc1 where the access tokens sent to application services as headers were malformed. Application services which were obtaining access tokens from query parameters were not affected. ([\#14301](https://github.com/matrix-org/synapse/issues/14301))
 - Fix room creation being rate limited too aggressively since Synapse v1.69.0. ([\#14314](https://github.com/matrix-org/synapse/issues/14314))