diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 62f0ee2..8db6ec1 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,10 +8,16 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        otp: ['21','23']
+        otp: ['23']
         elixir: ['1.10', '1.11']
         global-mock: [true, false]
         include:
+          - otp: '24'
+            elixir: '1.12'
+            global-mock: true
+          - otp: '24'
+            elixir: '1.12'
+            global-mock: false
           - otp: '26'
             elixir: '1.14'
             global-mock: true
@@ -23,12 +29,12 @@ jobs:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       GLOBAL_MOCK: ${{ matrix.global-mock }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: erlef/setup-beam@v1
         with:
          otp-version: ${{ matrix.otp }}
          elixir-version: ${{ matrix.elixir }}
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             deps
@@ -37,7 +43,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-mix-
       - run: mix deps.get
-      - uses: nick-invision/retry@v2
+      - uses: nick-invision/retry@v3
         with:
           timeout_minutes: 3
           max_attempts: 3