diff --git a/charts/argocd-appset-secret-plugin/Chart.yaml b/charts/argocd-appset-secret-plugin/Chart.yaml
index 94949df..6e9e1e7 100644
--- a/charts/argocd-appset-secret-plugin/Chart.yaml
+++ b/charts/argocd-appset-secret-plugin/Chart.yaml
@@ -16,7 +16,7 @@ maintainers:
 # pipeline. Library charts do not define any templates and therefore cannot be deployed.
 type: application
 
-version: 0.4.0
+version: 0.5.0
 
 # renovate: image=jessebot/argocd-appset-secret-plugin
 appVersion: "v0.3.0"
diff --git a/charts/argocd-appset-secret-plugin/README.md b/charts/argocd-appset-secret-plugin/README.md
index 6b08fc8..ad5bf08 100644
--- a/charts/argocd-appset-secret-plugin/README.md
+++ b/charts/argocd-appset-secret-plugin/README.md
@@ -1,6 +1,6 @@
 # argocd-appset-secret-plugin
 
-![Version: 0.4.0](https://img.shields.io/badge/Version-0.4.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v0.3.0](https://img.shields.io/badge/AppVersion-v0.3.0-informational?style=flat-square)
+![Version: 0.5.0](https://img.shields.io/badge/Version-0.5.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v0.3.0](https://img.shields.io/badge/AppVersion-v0.3.0-informational?style=flat-square)
 
 A Helm chart for adding a K8s Secret Plugin Generator to ApplicationSets
 
@@ -30,7 +30,8 @@ A Helm chart for adding a K8s Secret Plugin Generator to ApplicationSets
 | podSecurityContext | object | `{}` | securityContext for the pod: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/ |
 | replicaCount | int | `1` | number of replica pods to create |
 | resources | object | `{}` |  |
-| secretVars.existingSecret | string | `""` | the name of an existing secret to use for the secret keys to provide to applicationSets via the plugin generator |
+| secretVars.existingSecret.key | string | `"secret_vars.yaml"` | key in secretVars.existingSecret to use for IN-LINE yaml secret values, this key should be the name of the file you want to create in the argocd-appset-secret-plugin container |
+| secretVars.existingSecret.name | string | `""` | the name of an existing secret to use for the secret keys to provide to ApplicationSets via the plugin generator defaults to "%s-secret-vars" where %s is argocd-appset-secret-plugin.fullname which is the name of the release or whatever you specified for fullnameOverride |
 | securityContext | object | `{}` | securityContext for the container: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/ |
 | service.port | int | `80` | service port to expose on the cluster |
 | service.targetPort | int | `4355` | service target port on the container |
diff --git a/charts/argocd-appset-secret-plugin/templates/_helpers.tpl b/charts/argocd-appset-secret-plugin/templates/_helpers.tpl
index bf8021f..aa84ab4 100644
--- a/charts/argocd-appset-secret-plugin/templates/_helpers.tpl
+++ b/charts/argocd-appset-secret-plugin/templates/_helpers.tpl
@@ -86,10 +86,10 @@ Defining the token and base url values for the configmap
 Create the name of the vars secret to use: either from an existing secret
 or the fullname of the chart + "-secret-vars"
 */}}
-{{- define "argocd-appset-secret-plugin.varSecret" -}}
-{{- if not .Values.secretVars.existingSecret }}
+{{- define "argocd-appset-secret-plugin.secretName" -}}
+{{- if not .Values.secretVars.existingSecret.name }}
 {{- printf "%s-secret-vars" (include "argocd-appset-secret-plugin.fullname" .) }}
 {{- else }}
-{{- .Values.secretVars.existingSecret }}
+{{- .Values.secretVars.existingSecret.name }}
 {{- end }}
 {{- end }}
diff --git a/charts/argocd-appset-secret-plugin/templates/deployment.yaml b/charts/argocd-appset-secret-plugin/templates/deployment.yaml
index 4a65054..6f92f36 100644
--- a/charts/argocd-appset-secret-plugin/templates/deployment.yaml
+++ b/charts/argocd-appset-secret-plugin/templates/deployment.yaml
@@ -43,8 +43,8 @@ spec:
               subPath: "token"
               readOnly: true
             - name: secret-vars
-              mountPath: "/var/run/secret-plugin/secret_vars.yaml"
-              subPath: "secret_vars.yaml"
+              mountPath: "/var/run/secret-plugin/{{ .Values.secretVars.existingSecret.key }}"
+              subPath: {{ .Values.secretVars.existingSecret.key }}
               readOnly: true
           resources:
             {{- toYaml .Values.resources | nindent 12 }}
@@ -54,7 +54,7 @@ spec:
             secretName: "{{ include "argocd-appset-secret-plugin.tokenSecret" . }}"
         - name: secret-vars
           secret:
-            secretName: "{{ include "argocd-appset-secret-plugin.varSecret" . }}"
+            secretName: "{{ include "argocd-appset-secret-plugin.secretName" . }}"
       {{- with .Values.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/charts/argocd-appset-secret-plugin/values.yaml b/charts/argocd-appset-secret-plugin/values.yaml
index d916a86..749a410 100644
--- a/charts/argocd-appset-secret-plugin/values.yaml
+++ b/charts/argocd-appset-secret-plugin/values.yaml
@@ -19,8 +19,14 @@ nameOverride: ""
 fullnameOverride: ""
 
 secretVars:
-  # -- the name of an existing secret to use for the secret keys to provide to applicationSets via the plugin generator
-  existingSecret: ""
+  existingSecret:
+    # -- the name of an existing secret to use for the secret keys to provide to ApplicationSets via the plugin generator
+    # defaults to "%s-secret-vars" where %s is argocd-appset-secret-plugin.fullname which is the name of the
+    # release or whatever you specified for fullnameOverride
+    name: ""
+    # -- key in secretVars.existingSecret to use for IN-LINE yaml secret values, this key should be
+    # the name of the file you want to create in the argocd-appset-secret-plugin container
+    key: "secret_vars.yaml"
 
 token:
   # -- the name of an existing secret to use for the token that argoCD and the plugin will use for communication