diff --git a/www/OnlineHelpInfo.js b/www/OnlineHelpInfo.js
index e83e0818..34eb8846 100644
--- a/www/OnlineHelpInfo.js
+++ b/www/OnlineHelpInfo.js
@@ -29,7 +29,7 @@ const proxmoxOnlineHelpInfo = {
   },
   "datastore-intro": {
     "link": "/docs/storage.html#datastore-intro",
-    "title": "DataStore"
+    "title": "Datastore"
   },
   "user-mgmt": {
     "link": "/docs/user-management.html#user-mgmt",
diff --git a/www/datastore/Prune.js b/www/datastore/Prune.js
index 9c04ae8c..10191679 100644
--- a/www/datastore/Prune.js
+++ b/www/datastore/Prune.js
@@ -227,6 +227,8 @@ Ext.define('PBS.Datastore.PruneInputPanel', {
 Ext.define('PBS.DataStorePrune', {
     extend: 'Proxmox.window.Edit',
 
+    onlineHelp: 'maintenance_pruning',
+
     method: 'POST',
     submitText: "Prune",