diff --git a/.github/workflows/build-test-and-sonar.yml b/.github/workflows/build-test-and-sonar.yml
index d936325..4b8d933 100644
--- a/.github/workflows/build-test-and-sonar.yml
+++ b/.github/workflows/build-test-and-sonar.yml
@@ -152,20 +152,20 @@ jobs:
           name: power-grid-model-ds
           path: wheelhouse/
 
-      # - name: Upload wheels
-      #   if: (github.event_name == 'push') || ((github.event_name == 'workflow_dispatch') && (github.event.inputs.create_release == 'true'))
-      #   run: |
-      #     pip install twine
-      #     echo "Publish to PyPI..."
-      #     twine upload --verbose wheelhouse/*
-
-      # - name: Release
-      #   if: (github.event_name == 'push') || ((github.event_name == 'workflow_dispatch') && (github.event.inputs.create_release == 'true'))
-      #   uses: softprops/action-gh-release@v2
-      #   with:
-      #     files: |
-      #       ./wheelhouse/*
-      #     tag_name: v${{ needs.build-python.outputs.version }}
-      #     prerelease: ${{github.ref != 'refs/heads/main'}}
-      #     generate_release_notes: true
-      #     target_commitish: ${{ github.sha }}
+      - name: Upload wheels
+        if: (github.event_name == 'push') || ((github.event_name == 'workflow_dispatch') && (github.event.inputs.create_release == 'true'))
+        run: |
+          pip install twine
+          echo "Publish to PyPI..."
+          twine upload --verbose wheelhouse/*
+
+      - name: Release
+        if: (github.event_name == 'push') || ((github.event_name == 'workflow_dispatch') && (github.event.inputs.create_release == 'true'))
+        uses: softprops/action-gh-release@v2
+        with:
+          files: |
+            ./wheelhouse/*
+          tag_name: v${{ needs.build-python.outputs.version }}
+          prerelease: ${{github.ref != 'refs/heads/main'}}
+          generate_release_notes: true
+          target_commitish: ${{ github.sha }}
diff --git a/VERSION b/VERSION
index 171538e..9f8e9b6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.0
\ No newline at end of file
+1.0
\ No newline at end of file
diff --git a/set_pypi_version.py b/set_pypi_version.py
index 61eb728..234fda7 100644
--- a/set_pypi_version.py
+++ b/set_pypi_version.py
@@ -7,6 +7,7 @@
 
 
 import os
+import re
 from pathlib import Path
 
 import requests
@@ -44,9 +45,13 @@ def get_pypi_latest():
     response = requests.get("https://pypi.org/pypi/power-grid-model-ds/json")
     if response.status_code == 404:
         return 0, 0, 0
-    data = response.json()
-    version = str(data["info"]["version"])
-    return (int(x) for x in version.split("."))
+    version = str(response.json()["info"]["version"])
+
+    version_pattern = re.compile(r"^\d+\.\d+\.\d+")
+    match = version_pattern.match(version)
+    if not match:
+        raise ValueError(f"Invalid version format: {version}")
+    return (int(x) for x in match.group(0).split("."))
 
 
 def get_new_version(major, minor, latest_major, latest_minor, latest_patch):