diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..aa9b207
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,55 @@
+name: CI
+
+on:
+  - push
+  - pull_request
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    name: OTP ${{ matrix.otp }} / Elixir ${{ matrix.elixir }}
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        include:
+          - elixir: 1.12.0
+            otp: 22.3
+          - elixir: 1.15.2
+            otp: 25.3
+    env:
+      MIX_ENV: test
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+      - name: Set up Elixir
+        uses: erlef/setup-beam@v1
+        with:
+          otp-version: ${{ matrix.otp }}
+          elixir-version: ${{ matrix.elixir }}
+      - name: Restore dependencies cache
+        uses: actions/cache@v3
+        with:
+          path: deps
+          key: deps-${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('**/mix.lock') }}
+          restore-keys: deps-${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-
+      - name: Restore build cache
+        uses: actions/cache@v3
+        with:
+          path: _build/test
+          key: build-${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('**/mix.lock') }}
+          restore-keys: build-${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-
+      - name: Install dependencies
+        run: mix deps.get
+      - name: Compile dependencies
+        run: mix deps.compile
+      - name: Compile
+        run: mix compile --warnings-as-errors
+      - name: Dialyzer
+        run: mix dialyzer --halt-exit-status
+      - name: Run tests
+        run: mix coveralls.github
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index cd0517a..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,44 +0,0 @@
-language: elixir
-sudo: false
-elixir:
-  - 1.6
-  - 1.7
-  - 1.8
-  - 1.9
-otp_release:
-  - 19.3
-  - 20.3
-  - 21.0
-  - 22.0
-matrix:
-  exclude:
-    - elixir: 1.6
-      otp_release: 21.0
-    - elixir: 1.6
-      otp_release: 22.0
-    - elixir: 1.7
-      otp_release: 19.3
-    - elixir: 1.7
-      otp_release: 20.3
-    - elixir: 1.8
-      otp_release: 19.3
-    - elixir: 1.8
-      otp_release: 20.3
-    - elixir: 1.9
-      otp_release: 19.3
-    - elixir: 1.9
-      otp_release: 20.3
-  include:
-    - elixir: 1.9
-      otp_release: 22.0
-      env: DIALZYER_TASK=", dialyzer --halt-exit-status"
-env:
-  global:
-    - MIX_ENV=test
-before_install:
-  - git submodule update --init --recursive
-script:
-  - "mix do deps.get, deps.compile, compile --warnings-as-errors $DIALZYER_TASK && mix coveralls.travis"
-notifications:
-  email:
-    - jonas.schmidt@gmx.com
diff --git a/README.md b/README.md
index 491cfba..bc14717 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Elixir JSON Schema Validator
 
-[![Build Status](https://app.travis-ci.com/jonasschmidt/ex_json_schema.svg?branch=master)](https://app.travis-ci.com/github/jonasschmidt/ex_json_schema)
+[![Build Status](https://github.com/jonasschmidt/ex_json_schema/actions/workflows/ci/badge.svg?branch=master)](https://github.com/jonasschmidt/ex_json_schema/actions/workflows/ci.yml)
 [![Coverage Status](https://coveralls.io/repos/github/jonasschmidt/ex_json_schema/badge.svg?branch=master)](https://coveralls.io/github/jonasschmidt/ex_json_schema?branch=master)
 [![Module Version](https://img.shields.io/hexpm/v/ex_json_schema.svg)](https://hex.pm/packages/ex_json_schema)
 [![Hex Docs](https://img.shields.io/badge/hex-docs-lightgreen.svg)](https://hexdocs.pm/ex_json_schema/)
diff --git a/mix.exs b/mix.exs
index 5be2e06..03fe51f 100644
--- a/mix.exs
+++ b/mix.exs
@@ -21,7 +21,7 @@ defmodule ExJsonSchema.Mixfile do
       preferred_cli_env: [coveralls: :test, dialyzer: :test],
       dialyzer: [
         plt_add_apps: [:ex_unit],
-        plt_core_path: ".",
+        plt_core_path: "_build/#{Mix.env()}",
         plt_add_deps: :transitive
       ]
     ]