diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index e1cf0cf6111..00000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,59 +0,0 @@
-build: false
-clone_folder: c:\phpunit
-max_jobs: 3
-platform: x86
-pull_requests:
-  do_not_increment_build_number: true
-version: '{build}.{branch}'
-
-environment:
-  COMPOSER_ROOT_VERSION: '7.0-dev'
-
-  matrix:
-    - PHP_VERSION: '7.1'
-      XDEBUG_VERSION: '2.5.5-7.1'
-      DEPENDENCIES: '--prefer-lowest'
-    - PHP_VERSION: '7.1'
-      XDEBUG_VERSION: '2.5.5-7.1'
-      DEPENDENCIES: ''
-
-matrix:
-  fast_finish: true
-
-cache:
-  - c:\php -> appveyor.yml
-  - '%LOCALAPPDATA%\Composer\files'
-
-init:
-  - SET PATH=c:\php\%PHP_VERSION%;%PATH%
-
-install:
-  - IF NOT EXIST c:\php mkdir c:\php
-  - IF NOT EXIST c:\php\%PHP_VERSION% mkdir c:\php\%PHP_VERSION%
-  - cd c:\php\%PHP_VERSION%
-  - IF NOT EXIST php-installed.txt curl -fsS -o php-%PHP_VERSION%-Win32-VC14-x86.zip https://windows.php.net/downloads/releases/latest/php-%PHP_VERSION%-Win32-VC14-x86-latest.zip
-  - IF NOT EXIST php-installed.txt 7z x php-%PHP_VERSION%-Win32-VC14-x86.zip -y >nul
-  - IF NOT EXIST php-installed.txt del /Q *.zip
-  - IF NOT EXIST php-installed.txt copy /Y php.ini-development php.ini
-  - IF NOT EXIST php-installed.txt echo max_execution_time=1200 >> php.ini
-  - IF NOT EXIST php-installed.txt echo date.timezone="UTC" >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension_dir=ext >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension=php_curl.dll >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension=php_openssl.dll >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension=php_mbstring.dll >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension=php_fileinfo.dll >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension=php_mysqli.dll >> php.ini
-  - IF NOT EXIST php-installed.txt echo extension=php_pdo_sqlite.dll >> php.ini
-  - IF NOT EXIST php-installed.txt echo zend.assertions=1 >> php.ini
-  - IF NOT EXIST php-installed.txt echo assert.exception=On >> php.ini
-  - IF NOT EXIST php-installed.txt curl -fsS -o composer.phar https://getcomposer.org/composer.phar
-  - IF NOT EXIST php-installed.txt echo @php %%~dp0composer.phar %%* > composer.bat
-  - IF NOT EXIST php-installed.txt curl -fsS -o c:\php\%PHP_VERSION%\ext\php_xdebug-%XDEBUG_VERSION%-vc14.dll https://xdebug.org/files/php_xdebug-%XDEBUG_VERSION%-vc14.dll
-  - IF NOT EXIST php-installed.txt echo zend_extension=php_xdebug-%XDEBUG_VERSION%-vc14.dll >> php.ini
-  - IF NOT EXIST php-installed.txt type nul >> php-installed.txt
-  - cd c:\phpunit
-  - composer update --no-interaction --no-ansi --no-progress --no-suggest --optimize-autoloader --prefer-stable %DEPENDENCIES%
-
-test_script:
-  - cd c:\phpunit
-  - php phpunit