diff --git a/.github/release.yml b/.github/release.yml
index 38d0345e..3c9a30f0 100644
--- a/.github/release.yml
+++ b/.github/release.yml
@@ -14,6 +14,8 @@ changelog:
       labels: [fix]
     - title: 📖 Documentation
       labels: [docs]
+    - title: 🌐 Site Upgrades
+      labels: [site]
     - title: 🧹 House-Keeping
       labels: [housekeeping]
     - title: 🚀 Performance
diff --git a/changelog.md b/changelog.md
index 05189ad0..f3f4dcd2 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,6 +2,17 @@
 
 All notable changes to this project will be documented in this file. Dates are displayed in UTC.
 
+#### [v1.3.1](https://github.com/janosh/matbench-discovery/compare/v1.3.0...v1.3.1)
+
+> 11 September 2024
+
+- Fix model detail pages for models with array of training sets and non-string notes in YAML metadata [`#138`](https://github.com/janosh/matbench-discovery/pull/138)
+- Move element-projected convex hull distance errors to model detail pages [`#137`](https://github.com/janosh/matbench-discovery/pull/137)
+- Show single-model energy parity plots on model detail pages [`#136`](https://github.com/janosh/matbench-discovery/pull/136)
+- fix pkg unnecessarily pinning numpy>2 [`8eb916b`](https://github.com/janosh/matbench-discovery/commit/8eb916b73e36417b23dbf925452a696b9c32c1c0)
+- fix errors in eda_wbm.py [`c1f34da`](https://github.com/janosh/matbench-discovery/commit/c1f34dac228ef7f0da7598e99fe9be6db36198f5)
+- fix /data page MP/WBM element count ptable heatmaps [`1ebad52`](https://github.com/janosh/matbench-discovery/commit/1ebad52cff8e80febf7beadb1fe210b7741802b5)
+
 #### [v1.3.0](https://github.com/janosh/matbench-discovery/compare/v1.2.0...v1.3.0)
 
 > 6 September 2024
diff --git a/pyproject.toml b/pyproject.toml
index d82327ea..72e5336d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "matbench-discovery"
-version = "1.3.0"
+version = "1.3.1"
 description = "A benchmark for machine learning energy models on inorganic crystal stability prediction from unrelaxed structures"
 authors = [{ name = "Janosh Riebesell", email = "janosh.riebesell@gmail.com" }]
 readme = "readme.md"