diff --git a/README.md b/README.md
index 5cb3299..9a6fe98 100644
--- a/README.md
+++ b/README.md
@@ -368,8 +368,8 @@ annotations with the prefix `checksum`.
 | -------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------- |
 | `persistence.enabled`                                                      | Enable the feature to store the data on a persistent volume claim. If enabled, the volume will be automatically be mounted into the pod. Furthermore, the env `ATHENS_STORAGE_TYPE=disk` will automatically be defined. | `false`                      |
 | `persistence.data.mountPath`                                               | The path where the persistent volume should be mounted in the container file system. This variable controls `ATHENS_DISK_STORAGE_ROOT`.                                                                                 | `/var/www/athens-proxy/data` |
-| `persistence.data.existingPersistentVolumeClaim.enabled`                   | TODO                                                                                                                                                                                                                    | `false`                      |
-| `persistence.data.existingPersistentVolumeClaim.persistentVolumeClaimName` | TODO                                                                                                                                                                                                                    | `""`                         |
+| `persistence.data.existingPersistentVolumeClaim.enabled`                   | Use an existing persistent volume claim.                                                                                                                                                                                | `false`                      |
+| `persistence.data.existingPersistentVolumeClaim.persistentVolumeClaimName` | The name of the existing persistent volume claim.                                                                                                                                                                       | `""`                         |
 | `persistence.data.persistentVolumeClaim.annotations`                       | Additional persistent volume claim annotations.                                                                                                                                                                         | `{}`                         |
 | `persistence.data.persistentVolumeClaim.labels`                            | Additional persistent volume claim labels.                                                                                                                                                                              | `{}`                         |
 | `persistence.data.persistentVolumeClaim.accessModes`                       | Access modes of the persistent volume claim.                                                                                                                                                                            | `["ReadWriteMany"]`          |
diff --git a/values.yaml b/values.yaml
index 428aee4..2f7869e 100644
--- a/values.yaml
+++ b/values.yaml
@@ -550,8 +550,8 @@ persistence:
     ## @param persistence.data.mountPath The path where the persistent volume should be mounted in the container file system. This variable controls `ATHENS_DISK_STORAGE_ROOT`.
     mountPath: "/var/www/athens-proxy/data"
 
-    ## @param persistence.data.existingPersistentVolumeClaim.enabled TODO
-    ## @param persistence.data.existingPersistentVolumeClaim.persistentVolumeClaimName TODO
+    ## @param persistence.data.existingPersistentVolumeClaim.enabled Use an existing persistent volume claim.
+    ## @param persistence.data.existingPersistentVolumeClaim.persistentVolumeClaimName The name of the existing persistent volume claim.
     existingPersistentVolumeClaim:
       enabled: false
       persistentVolumeClaimName: ""