diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 40ce024..a92724e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,9 +5,10 @@ on:
     branches: [ '*' ]
 
 jobs:
-  test:
-    runs-on: ubuntu-latest
+  ci_ubuntu:
+    runs-on: ubuntu-22.04 # currently ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
         ruby-version: [3.2, 3.1, 3.0, 2.7, 2.6, 2.5]
     steps:
@@ -18,9 +19,23 @@ jobs:
           ruby-version: ${{ matrix.ruby-version }}
       - name: Install xmllint
         run: sudo apt-get install -y libpng-dev libjpeg-dev
-      - name: Install dependencies
-        run: bundle install
-      - name: Compile
-        run: bundle exec rake compile
-      - name: Run tests
-        run: bundle exec rake
\ No newline at end of file
+      - run: bundle install
+      - run: bundle exec rake compile
+      - run: bundle exec rake
+
+  ci_mac:
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby-version: [3.2, 3.1, 3.0, 2.7]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Ruby ${{ matrix.ruby-version }}
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+      - run: brew install libjpeg libpng sqlite3
+      - run: bundle install
+      - run: bundle exec rake compile
+      - run: bundle exec rake
\ No newline at end of file
diff --git a/test/test_phashion.rb b/test/test_phashion.rb
index 7df60cc..0be58ff 100644
--- a/test/test_phashion.rb
+++ b/test/test_phashion.rb
@@ -149,7 +149,7 @@ def test_duplicate_with_custom_distance_threshold
     assert(jpg.duplicate?(jpg_x, threshold: 2))
   end
 
-   def test_duplicate_meta_methods
+  def test_duplicate_meta_methods
     # note: this test depends on the smaller_jpg test still asserting a distance of 2
     # note-2: threshold is a :less-than-or-equal-to comparison, which is a change from version 1.0.8
     jpg = Phashion::Image.new(File.dirname(__FILE__) + '/jpg/Broccoli_Super_Food.jpg')