diff --git a/.github/workflows/dart-pub-publish-on-pr.yml b/.github/workflows/dart-pub-publish-on-pr.yml
index 8a112eed..dbce0b12 100644
--- a/.github/workflows/dart-pub-publish-on-pr.yml
+++ b/.github/workflows/dart-pub-publish-on-pr.yml
@@ -27,9 +27,5 @@ jobs:
         run: dart analyze
         if: always()
 
-      - name: Run build_runner
-        run: dart run build_runner build --delete-conflicting-outputs
-        if: always()
-
       - name: Preview publish package (dry-run)
         run: dart pub publish --dry-run
diff --git a/.github/workflows/dart-pub-publish.yml b/.github/workflows/dart-pub-publish.yml
index 6bd5db7f..77a70b78 100644
--- a/.github/workflows/dart-pub-publish.yml
+++ b/.github/workflows/dart-pub-publish.yml
@@ -26,10 +26,6 @@ jobs:
       - name: Analyze project source
         run: dart analyze
         if: always()
-      
-      - name: Run build_runner
-        run: dart run build_runner build --delete-conflicting-outputs
-        if: always()
 
       - name: Setup credentials
         env:
diff --git a/.github/workflows/dart-unit-tests-on-pr.yml b/.github/workflows/dart-unit-tests-on-pr.yml
index 10e4a4f5..b6ca9dd0 100644
--- a/.github/workflows/dart-unit-tests-on-pr.yml
+++ b/.github/workflows/dart-unit-tests-on-pr.yml
@@ -27,10 +27,6 @@ jobs:
         run: dart analyze
         if: always()
 
-      - name: Run build_runner
-        run: dart run build_runner build --delete-conflicting-outputs
-        if: always()
-
       - name: Run tests with coverage enabled
         run: dart test --coverage=./coverage
         if: always()
diff --git a/.github/workflows/dart-unit-tests.yml b/.github/workflows/dart-unit-tests.yml
index 47784bbd..1206f668 100644
--- a/.github/workflows/dart-unit-tests.yml
+++ b/.github/workflows/dart-unit-tests.yml
@@ -6,18 +6,13 @@ on:
 
 jobs:
   test:
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        sdk: [stable]
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
 
       - uses: dart-lang/setup-dart@v1
         with:
-          sdk: ${{ matrix.sdk }}
+          sdk: stable
 
       - name: Print Dart SDK version
         run: dart --version
@@ -32,10 +27,6 @@ jobs:
         run: dart analyze
         if: always()
 
-      - name: Run build_runner
-        run: dart run build_runner build --delete-conflicting-outputs
-        if: always()
-
       - name: Run tests
         run: dart test
         if: always()