diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index bf55bcfb..056e30b6 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -13,8 +13,12 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-    - name: Checkout repository
+    - name: Checkout code
       uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
     - name: Install dependencies
       run: pip install . && pip install sphinx sphinx-rtd-theme
     - name: Build documentation
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index a9e2a2f5..0105bc5f 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -2,18 +2,24 @@ name: 'lint'
 
 on:
   push:
-    paths:
+    paths: &shared_paths
       - 'examples/**'
       - 'pyfpga/**'
       - 'tests/**'
+  pull_request:
+    paths: *shared_paths
 
 jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-    - name: Checkout repository
+    - name: Checkout code
       uses: actions/checkout@v4
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
     - name: Install dependencies
-      run: pip install pycodestyle pylint
+      run: pip install jinja2 pycodestyle pylint
     - name: Run linting
       run: make lint
diff --git a/.github/workflows/pypi.yaml b/.github/workflows/pypi.yml
similarity index 100%
rename from .github/workflows/pypi.yaml
rename to .github/workflows/pypi.yml
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1cf17508..f523430c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -2,10 +2,12 @@ name: 'test'
 
 on:
   push:
-    paths:
+    paths: &shared_paths
       - 'examples/projects/**'
       - 'pyfpga/**'
       - 'tests/**'
+  pull_request:
+    paths: *shared_paths
 
 jobs:
   test:
@@ -25,7 +27,7 @@ jobs:
     runs-on: ${{ matrix.os }}-latest
     name: ${{ matrix.os }} | ${{ matrix.pyver }}
     steps:
-    - name: Checkout repository
+    - name: Checkout code
       uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.pyver }}
       uses: actions/setup-python@v5
diff --git a/pyfpga/__init__.py b/pyfpga/__init__.py
index d5dfd336..a7495f1c 100644
--- a/pyfpga/__init__.py
+++ b/pyfpga/__init__.py
@@ -1,3 +1,3 @@
 """PyFPGA"""
 
-__version__ = '0.4.0'
+__version__ = '0.5.0'
diff --git a/pyfpga/gowin.py b/pyfpga/gowin.py
index fcc44d84..48cfd2e0 100644
--- a/pyfpga/gowin.py
+++ b/pyfpga/gowin.py
@@ -29,16 +29,23 @@ def _make_custom(self):
         if 'part' not in self.data:
             self.data['part'] = 'GW2AR-LV18QN88C8/I7'
 
+    # pylint: disable=duplicate-code
+
     def _get_bitstream(self, bitstream=None):
         if not bitstream:
+            project = self.data['project']
+            pnr_dir = Path(self.odir) / project / 'impl' / 'pnr'
+
             for ext in self.conf['prog_bit']:
-                candidate = (
-                    Path(self.odir) /
-                    f'{self.data["project"]}/impl/pnr/{self.data["project"]}.{ext}'
-                )
+                candidate = pnr_dir / f'{project}.{ext}'
                 if candidate.is_file():
                     bitstream = candidate
                     break
-        if not bitstream or not Path(bitstream).is_file():
+        else:
+            bitstream = Path(bitstream)
+
+        if not bitstream or not bitstream.is_file():
             raise FileNotFoundError(bitstream)
-        return self._get_absolute(bitstream, self.conf['prog_ext'])
+
+        abs_path = self._get_absolute(bitstream, self.conf['prog_ext'])
+        return Path(abs_path).as_posix()
diff --git a/tests/mocks/gw_sh.bat b/tests/mocks/gw_sh.bat
new file mode 100644
index 00000000..158862c7
--- /dev/null
+++ b/tests/mocks/gw_sh.bat
@@ -0,0 +1 @@
+@echo off & python "%~dp0%~n0" %*