diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 222e39f1..5dec379e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,7 +30,7 @@ jobs:
 
     - name: Build wheel
       run: |
-        python -m build --wheel
+        python -m build --wheel --sdist
         twine check dist/*
     
     - name: Upload
diff --git a/sleap_io/__init__.py b/sleap_io/__init__.py
index 90a4ef5e..147a2dcc 100644
--- a/sleap_io/__init__.py
+++ b/sleap_io/__init__.py
@@ -2,7 +2,7 @@
 
 # Define package version.
 # This is read dynamically by setuptools in pyproject.toml to determine the release version.
-__version__ = "0.0.12"
+__version__ = "0.0.13"
 
 from sleap_io.model.skeleton import Node, Edge, Skeleton, Symmetry
 from sleap_io.model.video import Video