diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d120b61..6bedc80 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,6 +14,7 @@ jobs:
              'ubuntu-22.04',
              'macos-11',
              'macos-12',
+             'macos-13',
              'windows-latest']
 
     steps:
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e02fb82..30eaf01 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,5 +1,5 @@
-0.3.1 - (not released yet)
-==========================
+0.3.1 - 2023-12-10
+==================
 
 Added
 -----
diff --git a/beeref.desktop b/beeref.desktop
index ddb813b..b1e561f 100644
--- a/beeref.desktop
+++ b/beeref.desktop
@@ -1,6 +1,6 @@
 [Desktop Entry]
 Name=BeeRef
-Comment=BeeRef 0.3.1-dev
+Comment=BeeRef 0.3.1
 Terminal=false
 Exec=/home/yourname/path/to/BeeRef-0.3.1-linux
 Type=Application
diff --git a/beeref/constants.py b/beeref/constants.py
index 835753a..5aa16ec 100644
--- a/beeref/constants.py
+++ b/beeref/constants.py
@@ -15,7 +15,7 @@
 
 APPNAME = 'BeeRef'
 APPNAME_FULL = f'{APPNAME} Reference Image Viewer'
-VERSION = '0.3.1-dev'
+VERSION = '0.3.1'
 WEBSITE = 'https://github.com/rbreu/beeref'
 COPYRIGHT = 'Copyright © 2021-2023 Rebecca Breu'
 
diff --git a/org.beeref.BeeRef.appdata.xml b/org.beeref.BeeRef.appdata.xml
index d23f626..60190d1 100644
--- a/org.beeref.BeeRef.appdata.xml
+++ b/org.beeref.BeeRef.appdata.xml
@@ -18,7 +18,7 @@
     </screenshots>
 
     <releases>
-        <release version="0.2.0" date="2021-09-06"></release>
+        <release version="0.3.1" date="2023-12-10"></release>
     </releases>
 
     <content_rating type="oars-1.1" />
diff --git a/setup.py b/setup.py
index c55b541..ff605dd 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='BeeRef',
-    version='0.3.1-dev',
+    version='0.3.2',
     author='Rebecca Breu',
     author_email='rebecca@rbreu.de',
     url='https://github.com/rbreu/beeref',