diff --git a/horizon/Chart.yaml b/horizon/Chart.yaml
index fa4cb4e4c0..4b13aab5a8 100644
--- a/horizon/Chart.yaml
+++ b/horizon/Chart.yaml
@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Horizon
 name: horizon
-version: 0.3.16
+version: 0.3.17
 home: https://docs.openstack.org/horizon/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Horizon/OpenStack_Project_Horizon_vertical.png
 sources:
diff --git a/horizon/values.yaml b/horizon/values.yaml
index b043879a35..81459dfb09 100644
--- a/horizon/values.yaml
+++ b/horizon/values.yaml
@@ -57,6 +57,7 @@ network:
         cluster: "nginx-cluster"
       annotations:
         nginx.ingress.kubernetes.io/rewrite-target: /
+        nginx.ingress.kubernetes.io/proxy-body-size: 300m
   external_policy_local: false
   node_port:
     enabled: false
diff --git a/releasenotes/notes/horizon.yaml b/releasenotes/notes/horizon.yaml
index 41db279251..dbaee232b4 100644
--- a/releasenotes/notes/horizon.yaml
+++ b/releasenotes/notes/horizon.yaml
@@ -53,4 +53,5 @@ horizon:
   - 0.3.14 Add 2023.2 Ubuntu Jammy overrides
   - 0.3.15 Update osh-selenium image used by default
   - 0.3.16 Add support for custom panels
+  - 0.3.17 Set ingress annotation proxy-body-size=300m by default
 ...