diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7301a90a..378c6748 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,8 +12,14 @@ jobs:
 
     strategy:
       matrix:
-        os: [ubuntu-latest, macOS-latest, windows-latest]
-        node-version: [12.20.0, 12.x, 14.x, 16.x, 18.x]
+        # macOS-13 is the latest macOS version that is x86.
+        # Node.js 12, 14 and 16 aren’t support on the arm64 runners.
+        os: [ubuntu-latest, macOS-13, windows-latest]
+        node-version: [12.x, 14.x, 16.x, 18.x, 20.x, 22.x]
+        # Also have a test on macOS arm64.
+        include:
+          - os: macOS-latest
+            node-version: 22.x
 
     env:
       ELM_HOME: '${{ github.workspace }}/elm-stuff/elm-home'