diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9445823..ba67cd0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,14 +20,14 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - name: Linux
-            runs-on: ubuntu-latest
-            python_platform: linux
-            container: docker://python:{0}-buster
-          - name: Windows
-            runs-on: windows-latest
-            python_platform: win32
-            vs_path: C:/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Auxiliary/Build/vcvars64.bat
+#          - name: Linux
+#            runs-on: ubuntu-latest
+#            python_platform: linux
+#            container: docker://python:{0}-buster
+#          - name: Windows
+#            runs-on: windows-latest
+#            python_platform: win32
+#            vs_path: C:/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Auxiliary/Build/vcvars64.bat
           - name: macOS
             runs-on: macos-latest
             python_platform: darwin
@@ -71,8 +71,9 @@ jobs:
       QT_VERSION: ${{ matrix.qt.qt_version }}
 
     steps:
-      - name: Checkout
-        uses: actions/checkout@v1
+      - uses: actions/checkout@v1
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
       - name: Set up Python ${{ matrix.python.name }}-${{ matrix.bitness.name }}
         if: matrix.os.python_platform != 'linux'
         uses: actions/setup-python@v2
@@ -141,14 +142,14 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - name: Linux
-            runs-on: ubuntu-latest
-            python_platform: linux
-            container: docker://python:{0}-buster
-          - name: Windows
-            runs-on: windows-latest
-            python_platform: win32
-            vs_path: C:/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Auxiliary/Build/vcvars64.bat
+#          - name: Linux
+#            runs-on: ubuntu-latest
+#            python_platform: linux
+#            container: docker://python:{0}-buster
+#          - name: Windows
+#            runs-on: windows-latest
+#            python_platform: win32
+#            vs_path: C:/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Auxiliary/Build/vcvars64.bat
           - name: macOS
             runs-on: macos-latest
             python_platform: darwin
@@ -208,8 +209,9 @@ jobs:
       QT_VERSION: ${{ matrix.qt.qt_version }}
 
     steps:
-      - name: Checkout
-        uses: actions/checkout@v1
+      - uses: actions/checkout@v1
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
       - name: Download
         uses: actions/download-artifact@v1
         with:
@@ -265,8 +267,9 @@ jobs:
     needs:
       - test
     steps:
-      - name: Checkout
-        uses: actions/checkout@v1
+      - uses: actions/checkout@v1
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}
       - name: Download all wheels
         uses: actions/download-artifact@v1
         with:
diff --git a/build.py b/build.py
index 6aa2848..78a56c1 100644
--- a/build.py
+++ b/build.py
@@ -1073,6 +1073,12 @@ def exclude_webengine_filter(path):
             action.linux_less_specific_so_target()
             for action in copy_actions
         }
+    elif configuration.platform == 'darwin':
+        copy_actions = {
+            action
+            for action in copy_actions
+            if action.destination.suffix != '.a'
+        }
 
     checkpoint('Write Applications dict')
     applications_py = destinations.package / '_applications.py'
diff --git a/setup.py b/setup.py
index f479eb7..336f005 100644
--- a/setup.py
+++ b/setup.py
@@ -57,7 +57,7 @@ def pad_version(v, segment_count=3):
 #       in some other way?
 qt_version = pad_version(os.environ.setdefault('QT_VERSION', '5.15.1'))
 
-qt5_applications_wrapper_version = versioneer.get_versions()['version']
+qt5_applications_wrapper_version = '2.1'
 qt5_applications_version = '{}.{}'.format(qt_version, qt5_applications_wrapper_version)