diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8add5a..fc2d1db 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,17 +3,24 @@ name: CI
 on:
   pull_request:
   push:
-    branches: [ master main]
+    branches: [ main]
 
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-18.04, macos-10.14]
+    runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v2
-    - uses: olafurpg/setup-scala@v10
-    - name: Install Dependencies
+    - name: Checkout current branch (full)
+      uses: actions/checkout@v2
+    - name: Setup Java and Scala
+      uses: olafurpg/setup-scala@v10
+    - name: Setup (Linux)
+      if: matrix.os == 'ubuntu-18.04'
       run: |
-        sudo apt-get update
-        sudo apt-get install -y libatlas-base-dev
+          sudo apt-get update
+          sudo apt-get install -y libatlas-base-dev
     - name: Run tests
       run: sbt +test
diff --git a/build.sbt b/build.sbt
index 4375c49..5a7b038 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,7 +4,7 @@ val nextVersion = "0.3.0"
 
 val scala211 = "2.11.12"
 val scala212 = "2.12.14"
-val scala213 = "2.13.5"
+val scala213 = "2.13.6"
 val scala300 = "3.0.0"
 
 val versionsNative = Seq(scala212, scala211, scala213)