diff --git a/.github/workflows/package-publish.yaml b/.github/workflows/package-publish.yaml
index b02cf7f..5235ef5 100644
--- a/.github/workflows/package-publish.yaml
+++ b/.github/workflows/package-publish.yaml
@@ -29,15 +29,16 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: '3.12'
-      - name: Install Twine
+      - name: Install Build Tools
         run: |
           python -m pip install --upgrade pip
-          python -m pip install setuptools wheel twine
+          python -m pip install build twine
       - name: Build and Publish
         env:
           TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
           TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
           GH_BRANCH: ${{ github.ref }}
         run: |
-          (cd ${{ matrix.path }}; python setup.py sdist)
+          (cd ${{ matrix.path }}; python -m build)
           twine upload --verbose --skip-existing ${{ matrix.path }}/dist/*
+
diff --git a/fred-mlambda/src/main/fred/mlambda/version b/fred-mlambda/src/main/fred/mlambda/version
index 9325c3c..60a2d3e 100644
--- a/fred-mlambda/src/main/fred/mlambda/version
+++ b/fred-mlambda/src/main/fred/mlambda/version
@@ -1 +1 @@
-0.3.0
\ No newline at end of file
+0.4.0
\ No newline at end of file
diff --git a/fred-mlambda/src/main/fred/mlambda/version.py b/fred-mlambda/src/main/fred/mlambda/version.py
index b45d262..827442b 100644
--- a/fred-mlambda/src/main/fred/mlambda/version.py
+++ b/fred-mlambda/src/main/fred/mlambda/version.py
@@ -39,4 +39,8 @@ def from_path(cls, dirpath: str, name: str):
             return cls(name=name, value=version_value)
 
 
-version = Version.from_path(name="fred.mlambda", dirpath=os.path.dirname(__file__))
+try:
+    version = Version.from_path(name="fred.mlambda", dirpath=os.path.dirname(__file__))
+except Exception:
+    print("Version file not found for package name: fred.mlambda, using 0.0.0")
+    version = Version(name="fred.mlambda", value="0.0.0")