diff --git a/CHANGELOG.md b/CHANGELOG.md
index 12e4e4f133..868847b697 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,32 @@
+yarn run v1.22.22 $ lerna-changelog --silent --silent --next-version 2.12.3
+
+## 2.12.3 (2024-06-27)
+
+#### :rocket: Enhancement
+
+- [#4465](https://github.com/GMOD/jbrowse-components/pull/4465) Add `contig` to
+  the default dontRedispatch list for Gff3TabixAdapter
+  ([@cmdcolin](https://github.com/cmdcolin))
+- [#4464](https://github.com/GMOD/jbrowse-components/pull/4464) Bump
+  generic-filehandle to put URL in error messages
+  ([@cmdcolin](https://github.com/cmdcolin))
+
+#### :bug: Bug Fix
+
+- [#4469](https://github.com/GMOD/jbrowse-components/pull/4469) Fix error
+  launching session on desktop in v2.12.2
+  ([@cmdcolin](https://github.com/cmdcolin))
+
+#### :memo: Documentation
+
+- [#4466](https://github.com/GMOD/jbrowse-components/pull/4466) Add demo of
+  using farm-fe bundler for embedded components
+  ([@cmdcolin](https://github.com/cmdcolin))
+
+#### Committers: 1
+
+- Colin Diesh ([@cmdcolin](https://github.com/cmdcolin)) Done in 1.30s.
+
 yarn run v1.22.22 $ lerna-changelog --silent --silent --next-version 2.12.2
 
 Done in 0.74s.
diff --git a/website/blog/2024-06-27-v2.12.3-release.md b/website/blog/2024-06-27-v2.12.3-release.md
new file mode 100644
index 0000000000..5c59031468
--- /dev/null
+++ b/website/blog/2024-06-27-v2.12.3-release.md
@@ -0,0 +1,46 @@
+---
+title: v2.12.3 Release
+date: 2024-06-27 17:04:33
+tags: ['release', 'jbrowse 2']
+---
+
+This fixes a important bug in desktop that affected v2.12.2 that prevented
+sessions from being started
+
+## Downloads
+
+- [v2.12.3](https://github.com/GMOD/jbrowse-components/releases/tag/v2.12.3)
+
+To install JBrowse 2 for the web, you can download the link above, or you can
+use the JBrowse CLI to automatically download the latest version. See the
+[JBrowse web quick start](https://jbrowse.org/jb2/docs/quickstart_web) for more
+details.
+
+yarn run v1.22.22 $ lerna-changelog --silent --silent --next-version 2.12.3
+
+## 2.12.3 (2024-06-27)
+
+#### :rocket: Enhancement
+
+- [#4465](https://github.com/GMOD/jbrowse-components/pull/4465) Add `contig` to
+  the default dontRedispatch list for Gff3TabixAdapter
+  ([@cmdcolin](https://github.com/cmdcolin))
+- [#4464](https://github.com/GMOD/jbrowse-components/pull/4464) Bump
+  generic-filehandle to put URL in error messages
+  ([@cmdcolin](https://github.com/cmdcolin))
+
+#### :bug: Bug Fix
+
+- [#4469](https://github.com/GMOD/jbrowse-components/pull/4469) Fix error
+  launching session on desktop in v2.12.2
+  ([@cmdcolin](https://github.com/cmdcolin))
+
+#### :memo: Documentation
+
+- [#4466](https://github.com/GMOD/jbrowse-components/pull/4466) Add demo of
+  using farm-fe bundler for embedded components
+  ([@cmdcolin](https://github.com/cmdcolin))
+
+#### Committers: 1
+
+- Colin Diesh ([@cmdcolin](https://github.com/cmdcolin)) Done in 1.30s.
diff --git a/website/docusaurus.config.json b/website/docusaurus.config.json
index 8678eddf19..5512f12e56 100644
--- a/website/docusaurus.config.json
+++ b/website/docusaurus.config.json
@@ -9,6 +9,6 @@
   "organizationName": "GMOD",
   "projectName": "jbrowse-components",
   "customFields": {
-    "currentVersion": "v2.12.2"
+    "currentVersion": "v2.12.3"
   }
 }