diff --git a/sdk/core/azure-core/CHANGELOG.md b/sdk/core/azure-core/CHANGELOG.md
index 3c8224346..8347ea321 100644
--- a/sdk/core/azure-core/CHANGELOG.md
+++ b/sdk/core/azure-core/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## 1.0.0-beta.3 (Unreleased)
 
+### Breaking Changes
+
+- `Azure::Core::Http::Url::AppendPath` now does not encode the input by default.
 
 ## 1.0.0-beta.2 (2020-10-09)