diff --git a/templates/doc/data.html.ep b/templates/doc/data.html.ep
index eec65a1..237e851 100644
--- a/templates/doc/data.html.ep
+++ b/templates/doc/data.html.ep
@@ -1,4 +1,4 @@
-% layout 'main', title => 'KorAP: Data';
+% layout 'main', title => 'KorAP: Corpus Data';
 
 %= page_title
 
diff --git a/templates/doc/navigation.json b/templates/doc/navigation.json
index 3719190..a904c16 100644
--- a/templates/doc/navigation.json
+++ b/templates/doc/navigation.json
@@ -84,7 +84,7 @@
     ]
   },
   {
-    "title": "Data",
+    "title": "Corpus Data",
     "id": "data",
     "class": "folded",
     "items": [