diff --git a/roles/horizon/tasks/main.yml b/roles/horizon/tasks/main.yml
index d708713..5404637 100644
--- a/roles/horizon/tasks/main.yml
+++ b/roles/horizon/tasks/main.yml
@@ -51,4 +51,4 @@
     openstack_helm_ingress_endpoint: dashboard
     openstack_helm_ingress_service_name: horizon-int
     openstack_helm_ingress_service_port: 80
-    openstack_helm_ingress_annotations: "{{ horizon_ingress_annotations }}"
+    openstack_helm_ingress_annotations: "{{ _horizon_ingress_annotations | combine(horizon_ingress_annotations) }}"
diff --git a/roles/horizon/vars/main.yml b/roles/horizon/vars/main.yml
index 0812b1b..012a539 100644
--- a/roles/horizon/vars/main.yml
+++ b/roles/horizon/vars/main.yml
@@ -48,3 +48,7 @@
   manifests:
     ingress_api: false
     service_ingress_api: false
+
+_horizon_ingress_annotations:
+  nginx.ingress.kubernetes.io/proxy-body-size: "5000m"
+  nginx.ingress.kubernetes.io/proxy-request-buffering: "off"