diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1a361d7..0f12f1a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,13 +15,13 @@ jobs:
     if: "!(contains(github.event.head_commit.message, '[ci skip]') || contains(github.event.head_commit.message, '[skip ci]'))"
     name: ${{ join(matrix.*, '/') }}
     runs-on: ${{ matrix.os }}
-    continue-on-error: ${{ matrix.os == 'macos-latest' }}
+    continue-on-error: ${{ startsWith(matrix.os, 'macos-') }}
     env:
       CC: ${{ matrix.cc }}
 
     strategy:
       matrix:
-        os: ['ubuntu-18.04', 'ubuntu-20.04', 'macos-latest']
+        os: ['ubuntu-18.04', 'ubuntu-20.04', 'macos-latest', 'macos-11']
         cc: ['gcc', 'clang']
 
     steps:
@@ -30,11 +30,11 @@ jobs:
 
     - name: Install dependencies (Ubuntu)
       run: ./.github/scripts/install-dependencies-ubuntu.sh
-      if: ${{ matrix.os != 'macos-latest' }}
+      if: ${{ startsWith(matrix.os, 'ubuntu-') }}
 
     - name: Install dependencies (MacOS)
       run: ./.github/scripts/install-dependencies-macos.sh
-      if: ${{ matrix.os == 'macos-latest' }}
+      if: ${{ startsWith(matrix.os, 'macos-') }}
 
     - name: Build and Test
       run: ./.github/scripts/build-and-test.sh
diff --git a/ChangeLog.md b/ChangeLog.md
index 844b9b7..ed07b4f 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based upon [Keep a Changelog].
 
 ## [Unreleased]
+### Added
+- CI for macOS 11 (Big Sur)
+
+### Fixed
+- Device erratic behavior when running daemon. See
+  [#33](https://github.com/nirenjan/x52pro-linux/issues/33).
 
 ## [0.2.2] - 2021-09-03
 ### Added