diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 39e02e55..e8a57701 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -15,44 +15,43 @@ jobs:
       ACTIONS_ALLOW_UNSECURE_COMMANDS: true
     strategy:
       matrix:
-        elixir: ['1.12.3']
-        otp: ['24.3.4']
+        elixir: ['1.16']
+        otp: ['26.2']
 
     steps:
-        - name: Cancel previous runs
-          uses: styfle/cancel-workflow-action@0.9.0
-          with:
-            access_token: ${{ github.token }}
-
-        - name: Checkout Github repo
-          uses: actions/checkout@v2
-
-        - name: Setup elixir & erlang environment
-          uses: erlef/setup-beam@v1
-          with:
-            elixir-version: ${{matrix.elixir}} # Define the elixir version [required]
-            otp-version: ${{matrix.otp}} # Define the OTP version [required]
-            experimental-otp: true # More info https://github.com/actions/setup-elixir/issues/31
-
-        - name: Retrieve Cached Dependencies
-          uses: actions/cache@v2
-          id: mix-cache
-          with:
-            path: |
-              deps
-              _build
-              priv/plts
-            key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}
-
-        - name: Install Dependencies
-          if: steps.mix-cache.outputs.cache-hit != 'true'
-          run: |
-            mkdir -p priv/plts
-            mix local.rebar --force
-            mix local.hex --force
-            mix deps.get
-            mix deps.compile
-            mix dialyzer --plt
+      - name: Cancel previous runs
+        uses: styfle/cancel-workflow-action@0.9.0
+        with:
+          access_token: ${{ github.token }}
+
+      - name: Checkout Github repo
+        uses: actions/checkout@v2
+
+      - name: Setup elixir & erlang environment
+        uses: erlef/setup-beam@v1
+        with:
+          elixir-version: ${{matrix.elixir}} # Define the elixir version [required]
+          otp-version: ${{matrix.otp}} # Define the OTP version [required]
+
+      - name: Retrieve Cached Dependencies
+        uses: actions/cache@v2
+        id: mix-cache
+        with:
+          path: |
+            deps
+            _build
+            priv/plts
+          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}
+
+      - name: Install Dependencies
+        if: steps.mix-cache.outputs.cache-hit != 'true'
+        run: |
+          mkdir -p priv/plts
+          mix local.rebar --force
+          mix local.hex --force
+          mix deps.get
+          mix deps.compile
+          mix dialyzer --plt
 
   static_code_analysis:
     name: Static Code Analysis
@@ -64,8 +63,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        elixir: ['1.12.3']
-        otp: ['24.3.4']
+        elixir: ['1.16']
+        otp: ['26.2']
 
     steps:
       - name: Cancel Previous Runs
@@ -83,7 +82,6 @@ jobs:
         with:
           elixir-version: ${{matrix.elixir}} # Define the elixir version [required]
           otp-version: ${{matrix.otp}} # Define the OTP version [required]
-          experimental-otp: true # More info https://github.com/actions/setup-elixir/issues/31
 
       - name: Retrieve Cached Dependencies
         uses: actions/cache@v2
@@ -105,4 +103,4 @@ jobs:
         run: mix credo
 
       - name: Run Dialyzer
-        run: mix dialyzer --no-check
+        run: mix dialyzer --no-check
\ No newline at end of file
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d6950324..73e66583 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,21 +8,19 @@ on:
 
 jobs:
   setup:
-    name: test / setup
+    name: test | setup dependencies
     runs-on: ubuntu-20.04
     env:
       MIX_ENV: test
     strategy:
       matrix:
         pair:
+          - elixir: 1.16
+            otp: 26.1
           - elixir: 1.14
-            otp: 25.2
-          - elixir: 1.13
             otp: 24.3
-          - elixir: 1.11
-            otp: 21.3
-          - elixir: 1.8
-            otp: 20.3
+          - elixir: 1.12
+            otp: 22.3
 
     steps:
       - name: Cancel previous runs
@@ -36,21 +34,20 @@ jobs:
         with:
           elixir-version: ${{matrix.pair.elixir}} # Define the elixir version [required]
           otp-version: ${{matrix.pair.otp}} # Define the OTP version [required]
-          experimental-otp: true # More info https://github.com/actions/setup-elixir/issues/31
 
       - name: Retrieve Mix Dependencies Cache
         uses: actions/cache@v2
         id: mix-cache # id to use in retrieve action
         with:
           path: deps
-          key: ${{ runner.os }}-${{ matrix.pair.otp }}-${{ matrix.pair.elixir }}-mix-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}
+          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}
 
       - name: Retrieve Mix Dependencies Compilation Cache
         uses: actions/cache@v2
         id: mix-deps-compile-cache # id to use in retrieve action
         with:
           path: _build
-          key: ${{ runner.os }}-${{ matrix.pair.otp }}-${{ matrix.pair.elixir }}-mix-deps-compile-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}
+          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}
       - name: Install Mix Dependencies
         if: steps.mix-cache.outputs.cache-hit != 'true'
         run: |
@@ -74,14 +71,12 @@ jobs:
       fail-fast: false
       matrix:
         pair:
+          - elixir: 1.16
+            otp: 26.1
           - elixir: 1.14
-            otp: 25.2
-          - elixir: 1.13
             otp: 24.3
-          - elixir: 1.11
-            otp: 21.3
-          - elixir: 1.8
-            otp: 20.3
+          - elixir: 1.12
+            otp: 22.3
 
     steps:
       - uses: actions/checkout@v2
@@ -90,25 +85,20 @@ jobs:
         with:
           elixir-version: ${{matrix.pair.elixir}} # Define the elixir version [required]
           otp-version: ${{matrix.pair.otp}} # Define the OTP version [required]
-          experimental-otp: true # More info https://github.com/actions/setup-elixir/issues/31
 
       - name: Retrieve Mix Dependencies Cache
         uses: actions/cache@v2
         id: mix-cache # id to use in retrieve action
         with:
           path: deps
-          key: ${{ runner.os }}-${{ matrix.pair.otp }}-${{ matrix.pair.elixir }}-mix-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}
+          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}
 
       - name: Retrieve Mix Dependencies Compilation Cache
         uses: actions/cache@v2
         id: mix-deps-compile-cache # id to use in retrieve action
         with:
           path: _build
-          key: ${{ runner.os }}-${{ matrix.pair.otp }}-${{ matrix.pair.elixir }}-mix-deps-compile-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}
+          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}
 
-      - name: Docker-compose up
-        run: ./scripts/docker_up.sh
-      - name: Docker ps
-        run: docker ps -a
-      - name: Run Tests
+      - name: Run tests
         run: ./scripts/ci_tests.sh
diff --git a/mix.exs b/mix.exs
index 5ccaabd1..5c15822a 100644
--- a/mix.exs
+++ b/mix.exs
@@ -9,12 +9,10 @@ defmodule KafkaEx.Mixfile do
     [
       app: :kafka_ex,
       version: @version,
-      elixir: "~> 1.8",
+      elixir: "~> 1.12",
       elixirc_paths: elixirc_paths(Mix.env()),
       dialyzer: [
-        plt_add_deps: :transitive,
         plt_add_apps: [:ssl],
-        plt_file: {:no_warn, "priv/plts/dialyzer.plt"},
         flags: [
           :error_handling,
           :race_conditions
@@ -75,11 +73,4 @@ defmodule KafkaEx.Mixfile do
       links: %{"GitHub" => @source_url}
     ]
   end
-
-  defp dialyzer do
-    [
-      plt_core_path: "priv/plts",
-      plt_file: {:no_warn, "priv/plts/dialyzer.plt"}
-    ]
-  end
 end