diff --git a/CHANGELOG.md b/CHANGELOG.md
index 60865385b..be11c1f4e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ENHANCEMENTS:
 * command/format: No longer show no-ops in `terraform show`, since nothing will change [GH-21907]
+* backend/s3: Support for assuming role using credential process from the shared AWS configuration file (support profile containing both `credential_process` and `role_arn` configurations) [GH-21908]
 
 ## 0.12.4 (July 11, 2019)