diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8a1247c32e..37904dcf32 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@ IMPROVEMENTS:
 
 BUG FIXES:
 
+  * core: Includes upstream HCL fix to properly detect unbalanced braces and throw an error [GH-5400]
   * provider/aws: Allow recovering from failed CloudWatch Event Target creation [GH-5395]
   * provider/aws: Fix a bug which caused panics creating rules on security groups in EC2 Classic [GH-5329]
   * provider/aws: Fix a bug where ElasticSearch Domain tags were not being set correctly [GH-5361]