diff --git a/.github/workflows/builddocs.yml b/.github/workflows/builddocs.yml
index 77202e9..584cb93 100644
--- a/.github/workflows/builddocs.yml
+++ b/.github/workflows/builddocs.yml
@@ -39,7 +39,7 @@ jobs:
           python -m pip install -e .
       - name: Build documentation
         run: sphinx-build -b html docs/ docs/_build/html
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: html-docs
           path: docs/_build/html
diff --git a/pvops/__init__.py b/pvops/__init__.py
index f2e4c41..7844b48 100644
--- a/pvops/__init__.py
+++ b/pvops/__init__.py
@@ -8,7 +8,7 @@
     # warnings.warn("")
     pass
 
-__version__ = '0.4.0'
+__version__ = '0.5.0'
 
 __copyright__ = """Copyright 2023 National Technology & Engineering 
 Solutions of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525