diff --git a/.travis.yml b/.travis.yml
index 819b5f8..8c50ce5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,9 +8,8 @@ cache:
 
 env:
   global:
-    - QTVER=5.14.1
-    - QTIFWVER=3.2.2
-    - ARCH_ROOT_DATE=2020.10.01
+    - QTIFWVER=4.0.0
+    - ARCH_ROOT_DATE=2020.11.01
     - ARCH_ROOT_URL=https://mirror.rackspace.com/archlinux
     # BT_KEY
     - secure: "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"
@@ -18,25 +17,25 @@ env:
 matrix:
   include:
   - os: linux
-    dist: bionic
+    dist: focal
     compiler: gcc
     env:
       - ARCH_ROOT_MINGW=x86_64
       - DAILY_BUILD=1
   - os: linux
-    dist: bionic
+    dist: focal
     compiler: gcc
     env:
       - ARCH_ROOT_MINGW=i686
       - DAILY_BUILD=1
   - os: linux
-    dist: bionic
+    dist: focal
     compiler: gcc
     env:
       - ARCH_ROOT_MINGW=x86_64
       - RELEASE_BUILD=1
   - os: linux
-    dist: bionic
+    dist: focal
     compiler: gcc
     env:
       - ARCH_ROOT_MINGW=i686
@@ -87,6 +86,9 @@ matrix:
   - os: osx
     osx_image: xcode12u
     compiler: clang
+  - os: osx
+    osx_image: xcode12.2
+    compiler: clang
 
 install:
   - chmod +x ports/ci/travis/install_deps.sh
diff --git a/appveyor.yml b/appveyor.yml
index e6723f1..2db121d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -20,7 +20,7 @@ branches:
 
 environment:
   global:
-    PYTHON_VERSION: Python38
+    PYTHON_VERSION: Python39
     QMAKESPEC: win32-g++
     MAKETOOL: mingw32-make
     INSTALL_PREFIX: C:/projects/akvirtualcamera/ports/deploy/temp_priv
@@ -31,18 +31,18 @@ environment:
 
   matrix:
     - MSYS2_BUILD: 1
-    - QTDIR: C:\Qt\5.14\mingw73_64
-      TOOLSDIR: C:\Qt\Tools\mingw730_64
-    - QTDIR: C:\Qt\5.14\mingw73_32
-      TOOLSDIR: C:\Qt\Tools\mingw730_32
+    - QTDIR: C:\Qt\5.15\mingw81_64
+      TOOLSDIR: C:\Qt\Tools\mingw810_64
+    - QTDIR: C:\Qt\5.15\mingw81_32
+      TOOLSDIR: C:\Qt\Tools\mingw810_32
       PLATFORM: x86
-    - QTDIR: C:\Qt\5.14\msvc2017
+    - QTDIR: C:\Qt\5.15\msvc2019
       TOOLSDIR: C:\Qt\Tools\QtCreator
       QMAKESPEC: win32-msvc
       VSPATH: C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build
       MAKETOOL: jom
       PLATFORM: x86
-    - QTDIR: C:\Qt\5.14\msvc2017_64
+    - QTDIR: C:\Qt\5.15\msvc2019_64
       TOOLSDIR: C:\Qt\Tools\QtCreator
       QMAKESPEC: win32-msvc
       VSPATH: C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build