diff --git a/helm/oauth2-proxy/Chart.yaml b/helm/oauth2-proxy/Chart.yaml
index 771dcb6..393d930 100644
--- a/helm/oauth2-proxy/Chart.yaml
+++ b/helm/oauth2-proxy/Chart.yaml
@@ -1,5 +1,5 @@
 name: oauth2-proxy
-version: 7.5.0
+version: 7.5.3
 apiVersion: v2
 appVersion: 7.6.0
 home: https://oauth2-proxy.github.io/oauth2-proxy/
@@ -35,7 +35,7 @@ kubeVersion: ">=1.9.0-0"
 annotations:
   artifacthub.io/changes: |
     - kind: changed
-      description: Improved the readiness check for Redis to support all types
+      description: Redis parameters update in values
       links:
         - name: Github PR
-          url: https://github.com/oauth2-proxy/manifests/pull/197
+          url: https://github.com/oauth2-proxy/manifests/issues/202
diff --git a/helm/oauth2-proxy/templates/deployment.yaml b/helm/oauth2-proxy/templates/deployment.yaml
index f09b657..be20a45 100644
--- a/helm/oauth2-proxy/templates/deployment.yaml
+++ b/helm/oauth2-proxy/templates/deployment.yaml
@@ -222,6 +222,10 @@ spec:
         {{- end }}
         {{- if .Values.extraEnv }}
 {{ tpl (toYaml .Values.extraEnv) . | indent 8 }}
+        {{- end }}
+        {{- if .Values.envFrom }}
+        envFrom:
+{{ tpl (toYaml .Values.envFrom) . | indent 8 }}
         {{- end }}
         ports:
         {{- if .Values.containerPort }}
diff --git a/helm/oauth2-proxy/templates/servicemonitor.yaml b/helm/oauth2-proxy/templates/servicemonitor.yaml
index bfb3084..3802666 100644
--- a/helm/oauth2-proxy/templates/servicemonitor.yaml
+++ b/helm/oauth2-proxy/templates/servicemonitor.yaml
@@ -44,7 +44,7 @@ spec:
     {{- end }}
     {{- with .Values.metrics.serviceMonitor.tlsConfig }}
     tlsConfig:
-      {{- toYaml .| nindent 4 }}
+      {{- toYaml .| nindent 6 }}
     {{- end }}
     {{- with .Values.metrics.serviceMonitor.metricRelabelings }}
     metricRelabelings:
diff --git a/helm/oauth2-proxy/values.yaml b/helm/oauth2-proxy/values.yaml
index c4fc488..3c373c6 100644
--- a/helm/oauth2-proxy/values.yaml
+++ b/helm/oauth2-proxy/values.yaml
@@ -86,6 +86,19 @@ image:
 extraArgs: {}
 extraEnv: []
 
+envFrom: []
+# Load environment variables from a ConfigMap(s) and/or Secret(s)
+# that already exists (created and managed by you).
+# ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-pod-configmap/#configure-all-key-value-pairs-in-a-configmap-as-container-environment-variables
+#
+# PS: Changes in these ConfigMaps or Secrets will not be automatically
+#     detected and you must manually restart the relevant Pods after changes.
+#
+#  - configMapRef:
+#      name: special-config
+#  - secretRef:
+#      name: special-config-secret
+
 # -- Custom labels to add into metadata
 customLabels: {}
 
@@ -360,9 +373,7 @@ redis:
   # Redis specific helm chart settings, please see:
   # https://github.com/bitnami/charts/tree/master/bitnami/redis#parameters
   # redisPort: 6379
-  # cluster:
-  #   enabled: false
-  #   slaveCount: 1
+  # architecture: standalone
 
 # Enables apiVersion deprecation checks
 checkDeprecation: true