diff --git a/CHANGELOG.md b/CHANGELOG.md
index 84c5a7c4a6f5..8ee48ff6f6ba 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,9 @@
 ## 1.10.0 (Unreleased)
+
+BUG FIXES:
+
+* `azurerm_traffic_manager_endpoint` - working around a bug in the API by setting `target` to nil when a `target_resource_id` is specified [GH-1546]
+
 ## 1.9.0 (July 11, 2018)
 
 FEATURES: