diff --git a/sdk/core/azure-core/CHANGELOG.md b/sdk/core/azure-core/CHANGELOG.md
index 3c151d805..8ffbc0866 100644
--- a/sdk/core/azure-core/CHANGELOG.md
+++ b/sdk/core/azure-core/CHANGELOG.md
@@ -11,6 +11,7 @@
 ### Other Changes
 
 - Fixed compilation error on POSIX platforms where OpenSSL was not available.
+- Support CMake version 3.12
 
 ## 1.2.0 (2021-08-05)
 
diff --git a/sdk/core/azure-core/CMakeLists.txt b/sdk/core/azure-core/CMakeLists.txt
index 78f551b0f..039dc071f 100644
--- a/sdk/core/azure-core/CMakeLists.txt
+++ b/sdk/core/azure-core/CMakeLists.txt
@@ -1,7 +1,8 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # SPDX-License-Identifier: MIT
 
-cmake_minimum_required (VERSION 3.13)
+# Azure core is compatible with CMake 3.12
+cmake_minimum_required (VERSION 3.12)
 project(azure-core LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 14)