diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 513fbe996..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,62 +0,0 @@
-dist: xenial
-language: php
-
-env:
-  global:
-    - DEFAULT_COMPOSER_FLAGS="--no-interaction --no-suggest --prefer-dist"
-    - XDEBUG="false"
-    # generated with travis encrypt -r vimeo/psalm --org GITHUB_TOKEN="<secret oauth token>"
-    - secure: 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
-
-cache:
-  directories:
-    - $(composer config cache-files-dir)
-    - $(composer config cache-vcs-dir)
-
-before_install:
-    # determine INI file
-    - composer config --global discard-changes true
-    - export INI_DIR=~/.phpenv/versions/$(phpenv version-name)/etc/conf.d
-    - export INI=$INI_DIR/travis.ini
-    - if [[ "$TRAVIS_TAG" = '' ]]; then export COMPOSER_ROOT_VERSION=dev-master; fi
-    # disable default memory limit
-    - echo memory_limit = 2G >> $INI
-    - if [[ "$XDEBUG" = 'false' && -f $INI_DIR/xdebug.ini ]]; then phpenv config-rm xdebug.ini; fi
-    - if [[ $TRAVIS_PHP_VERSION = nightly ]]; then export DEFAULT_COMPOSER_FLAGS="$DEFAULT_COMPOSER_FLAGS --ignore-platform-reqs"; fi
-    - composer validate
-
-install:
-  - if [[ "$DEPS" = 'high' ]]; then travis_retry composer $DEFAULT_COMPOSER_FLAGS update; fi
-  - if [[ "$DEPS" = 'low' ]]; then travis_retry composer $DEFAULT_COMPOSER_FLAGS --prefer-lowest --prefer-stable update; fi
-
-script:
-  - vendor/bin/paratest --runner=WrapperRunner
-  - ./psalm
-
-# Additional stages
-jobs:
-  fast_finish: true
-  include:
-    - php: 7.4
-      env: DEPS="high"
-      script: bin/build-phar.sh
-      deploy:
-        # deploy tagged releases to github releases page
-        - provider: releases
-          skip_cleanup: true
-          on:
-            tags: true
-            repo: vimeo/psalm
-          api_key: $GITHUB_TOKEN
-          file:
-            - build/psalm.phar
-            - build/psalm.phar.asc
-
-        # deploy built phar to github.com/psalm/phar repo for all branches and tags,
-        # but not for pull requests
-        - provider: script
-          skip_cleanup: true
-          on:
-            all_branches: true
-            condition: ' "$TRAVIS_PULL_REQUEST" = "false" '
-          script: bin/travis-deploy-phar.sh