diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 54a37c72..5cbf842a 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -20,6 +20,18 @@ jobs:
         shell: bash -l {0}
     steps:
 
+      - name: Free Disk Space (Ubuntu)
+        if: runner.os == 'Linux'
+        uses: jlumbroso/free-disk-space@main
+        with:
+          tool-cache: false
+          android: true
+          dotnet: true
+          haskell: true
+          large-packages: true
+          docker-images: true
+          swap-storage: true
+
       - name: Checkout release branch
         uses: actions/checkout@v3
         with:
diff --git a/CITATION.cff b/CITATION.cff
index 59eee416..979de183 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,8 +2,8 @@ cff-version: 1.2.0
 message: If you use this software, please cite the software itself.
 type: software
 title: pywatershed
-version: 0.0.3
-date-released: '2023-04-28'
+version: 1.1.0
+date-released: '2023-06-25'
 abstract: pywatershed is a Python package for hydrologic modeling.
 repository-artifact: https://pypi.org/project/pywatershed
 repository-code: https://github.com/modflowpy/pywatershed
diff --git a/doc/whats-new.rst b/doc/whats-new.rst
index f5726ea2..90e7de35 100644
--- a/doc/whats-new.rst
+++ b/doc/whats-new.rst
@@ -14,7 +14,20 @@ What's New
 
 .. _whats-new.1.0.0:
 
-v1.0.0
+v1.1.0 (25 June 2024)
+---------------------
+
+New features
+~~~~~~~~~~~~
+- Minor enhancement to ensure PRMSSnow hru_deplcrv parameter is integer or coercable.
+  (:pull:`296`) By `James McCreight <https://github.com/jmccreight>`_.
+- Release assests to include new GIS files and an additional domain to support the upcoming
+  major release. By `James McCreight <https://github.com/jmccreight>`_.
+
+
+.. _whats-new.1.0.0:
+
+v1.0.0 (18 December 2023)
 ---------------------
 
 New features
@@ -61,7 +74,7 @@ Bug fixes
 Documentation
 ~~~~~~~~~~~~~
 - Implement sphinx_autodoc_typehints.
-  (:pull:`257`) By `James McCreight <https://github.com/jmccreight>`_.  
+  (:pull:`257`) By `James McCreight <https://github.com/jmccreight>`_.
 - New gh-pages branch (without history) to publish
   `"pywatershed notes" <https://ec-usgs.github.io/pywatershed/>`_ including the
   `extended release notes for v1.0.0 <https://ec-usgs.github.io/pywatershed/2023/11/14/v1-0-0-overview>`_.
diff --git a/pywatershed/version.py b/pywatershed/version.py
index 858b9ebc..8899e168 100644
--- a/pywatershed/version.py
+++ b/pywatershed/version.py
@@ -1,6 +1,6 @@
-# pywatershed version file automatically created using update_version.py on December 18, 2023 18:01:21
+# pywatershed version file automatically created using update_version.py on June 26, 2024 17:32:32
 
-__version__ = "1.0.0"
+__version__ = "1.1.0"
 __pakname__ = "pywatershed"
 
 author_dict = {
diff --git a/version.txt b/version.txt
index afaf360d..1cc5f657 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.0.0
\ No newline at end of file
+1.1.0
\ No newline at end of file