diff --git a/src/mise/devcontainer-feature.json b/src/mise/devcontainer-feature.json
index 5973dfa..bb02d9b 100755
--- a/src/mise/devcontainer-feature.json
+++ b/src/mise/devcontainer-feature.json
@@ -16,5 +16,16 @@
   },
   "installsAfter": [
     "ghcr.io/devcontainers-extra/features/gh-release"
-  ]
-}
\ No newline at end of file
+  ],
+  "mounts": [
+    {
+      "source": "mise-data-volume",
+      "target": "/mnt/mise-data",
+      "type": "volume"
+    }
+  ],
+  "containerEnv": {
+    "MISE_DATA_DIR": "/mnt/mise-data"
+  }
+}
+
diff --git a/src/persistence/README.md b/src/persistence/README.md
index fa9ea72..652a756 100644
--- a/src/persistence/README.md
+++ b/src/persistence/README.md
@@ -15,7 +15,8 @@ Store data you with to persist between cntainer rebuilds.
 
 | Options Id | Description | Type | Default Value |
 |-----|-----|-----|-----|
-| paths | Colon separated list of directory paths to persist. | string | - |
+| directories | Colon separated list of directory paths to persist. | string | - |
+| files | Colon separated list of file paths to persist. | string | - |