diff --git a/charts/guardrails/CHANGELOG.md b/charts/guardrails/CHANGELOG.md
index f2c5df1..7adf4d4 100644
--- a/charts/guardrails/CHANGELOG.md
+++ b/charts/guardrails/CHANGELOG.md
@@ -6,6 +6,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning]
 (https://semver.org/spec/v2.0.0.html).
 
+## [0.5.2] - 2024-12-09
+
+### Fixed
+
+- Cache endpoint name now correctly includes the `-nginx` suffix.
+
 ## [0.5.1] - 2024-12-09
 
 ### Fixed
diff --git a/charts/guardrails/Chart.yaml b/charts/guardrails/Chart.yaml
index 2291c68..9c7ca54 100644
--- a/charts/guardrails/Chart.yaml
+++ b/charts/guardrails/Chart.yaml
@@ -2,6 +2,6 @@ apiVersion: v2
 name: guardrails
 description: A Helm chart for WhyLabs Guardrails
 type: application
-version: 0.5.1
+version: 0.5.2
 appVersion: "2.2.2"
 icon: "https://whylabs.ai/_next/static/images/whylabs-favicon-192c009321aebbb96c19921a170fc880.png"
diff --git a/charts/guardrails/README.md b/charts/guardrails/README.md
index 9b40059..f1e612d 100644
--- a/charts/guardrails/README.md
+++ b/charts/guardrails/README.md
@@ -1,6 +1,6 @@
 # guardrails
 
-![Version: 0.5.1](https://img.shields.io/badge/Version-0.5.1-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.2.2](https://img.shields.io/badge/AppVersion-2.2.2-informational?style=flat-square)
+![Version: 0.5.2](https://img.shields.io/badge/Version-0.5.2-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.2.2](https://img.shields.io/badge/AppVersion-2.2.2-informational?style=flat-square)
 
 A Helm chart for WhyLabs Guardrails
 
@@ -118,14 +118,14 @@ release_name=""
 # the working directory or --destination path
 helm pull \
   oci://ghcr.io/whylabs/guardrails \
-  --version 0.5.1
+  --version 0.5.2
 
 # Requires the helm-diff plugin to be installed:
 # helm plugin install https://github.com/databus23/helm-diff
 helm diff upgrade \
   --allow-unreleased \
   --namespace "${target_namespace}" \
-  "${release_name}" guardrails-0.5.1.tgz
+  "${release_name}" guardrails-0.5.2.tgz
 ```
 
 After you've installed the repo you can install the chart.
@@ -134,7 +134,7 @@ After you've installed the repo you can install the chart.
 helm upgrade --install \
   --create-namespace \
   --namespace "${target_namespace}" \
-  "${release_name}" guardrails-0.5.1.tgz
+  "${release_name}" guardrails-0.5.2.tgz
 ```
 
 ## Exposing Guardrails Outside Kubernetes
@@ -290,7 +290,7 @@ autoscaling:
 | cache.labels | object | `{}` | Labels for the cache. |
 | cache.replicaCount | int | `1` | Number of replicas for the cache. |
 | commonLabels | object | `{}` | Labels to add to all chart resources. |
-| env | object | `{"CONFIG_SYNC_INTERVAL":"1","TENANCY_MODE":"{{ .Values.tenancyMode | default \"SINGLE\" }}","WHYLABS_API_CACHE_ENDPOINT":"{{ if .Values.cache.enable }}{{ .Release.Name }}.{{ .Release.Namespace }}.svc.cluster.local{{ else }}{{ end }}"}` | [Environment variables](https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/) for the `guardrails` container. **Supports Helm templating syntax**, e.g. you can use `{{ .Release.Name }}` or other templating variables, functions, and conditions within the the value of each environment variable. |
+| env | object | `{"CONFIG_SYNC_INTERVAL":"1","TENANCY_MODE":"{{ .Values.tenancyMode | default \"SINGLE\" }}","WHYLABS_API_CACHE_ENDPOINT":"{{ if .Values.cache.enable }}{{ .Release.Name }}-nginx.{{ .Release.Namespace }}.svc.cluster.local{{ else }}{{ end }}"}` | [Environment variables](https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/) for the `guardrails` container. **Supports Helm templating syntax**, e.g. you can use `{{ .Release.Name }}` or other templating variables, functions, and conditions within the the value of each environment variable. |
 | envFrom | list | `[{"secretRef":{"name":"whylabs-guardrails-api-key","optional":true}},{"secretRef":{"name":"whylabs-guardrails-api-secret","optional":true}}]` | Create environment variables from Kubernetes secrets or config maps. |
 | envFrom[0].secretRef.name | string | `"whylabs-guardrails-api-key"` | Name of the Kubernetes secret containing the API key. The secret must be in the same namespace as the release and should be created prior to installing the chart. |
 | envFrom[1].secretRef.name | string | `"whylabs-guardrails-api-secret"` | Name of the Kubernetes secret containing the container password, the value used when executing requests against the guardrails container. The secret must be in the same namespace as the release and should be created prior to installing the chart. |
diff --git a/charts/guardrails/values.yaml b/charts/guardrails/values.yaml
index 39d015d..455754e 100644
--- a/charts/guardrails/values.yaml
+++ b/charts/guardrails/values.yaml
@@ -68,7 +68,7 @@ commonLabels: {}
 # for the `guardrails` container. **Supports Helm templating syntax**, e.g. you can use `{{ .Release.Name }}` or other
 # templating variables, functions, and conditions within the the value of each environment variable.
 env:
-  WHYLABS_API_CACHE_ENDPOINT: "{{ if .Values.cache.enable }}{{ .Release.Name }}.{{ .Release.Namespace }}.svc.cluster.local{{ else }}{{ end }}"
+  WHYLABS_API_CACHE_ENDPOINT: "{{ if .Values.cache.enable }}{{ .Release.Name }}-nginx.{{ .Release.Namespace }}.svc.cluster.local{{ else }}{{ end }}"
   TENANCY_MODE: "{{ .Values.tenancyMode | default \"SINGLE\" }}"
   CONFIG_SYNC_INTERVAL: "1"