diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 24578ee..fda2e37 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -2,7 +2,7 @@
     "+1": "0.0.0",
     "charts/apps": "0.3.1",
     "+2": "0.0.0",
-    "charts/graph": "0.13.0",
+    "charts/graph": "0.13.1",
     "+3": "0.0.0",
     "charts/monitoring": "0.3.0",
     "+4": "0.0.0",
diff --git a/charts/graph/CHANGELOG.md b/charts/graph/CHANGELOG.md
index 5e346f6..d8fec6f 100644
--- a/charts/graph/CHANGELOG.md
+++ b/charts/graph/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.13.1](https://github.com/DiamondLightSource/graph-federation/compare/graph@v0.13.0...graph@v0.13.1) (2026-05-14)
+
+
+### Features
+
+* migrate to identity auth ([ad5c386](https://github.com/DiamondLightSource/graph-federation/commit/ad5c386c33c7d5292ec68943e184a592ed4f86cb))
+
 ## [0.13.0](https://github.com/DiamondLightSource/graph-federation/compare/graph@v0.12.2...graph@v0.13.0) (2026-03-18)
 
 
diff --git a/charts/graph/Chart.yaml b/charts/graph/Chart.yaml
index ce7f571..75f6f07 100644
--- a/charts/graph/Chart.yaml
+++ b/charts/graph/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: graph
 description: The Diamond data Graph
 type: application
-version: 0.13.0
+version: 0.13.1
 dependencies:
   - name: router
     repository: oci://ghcr.io/wundergraph/cosmo/helm-charts