diff --git a/.gitignore b/.gitignore
index cb2151b..de38250 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,7 @@
 /.sass-cache
 /dev/css
 /dev/js/spec/src
+/dev/js/src/custom
 /templates/announcement.html.ep*
 /templates/custom
 /lib/Kalamar/Plugin/Announcements.pm
diff --git a/Changes b/Changes
index e5cb2a6..c30b2c8 100755
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
-0.48 2023-01-26
+0.48 2023-01-27
         - Added support for NKJP tagset in annotation
           assistant. (diewald)
         - Remove deprecated 'auth_support' (since 0.31)
@@ -19,6 +19,7 @@
         - Fix terser installation (fixes #182). (diewald)
         - Replaced list with info API request for client information
           in OAuth registration flow. (diewald)
+        - Fix tour localization to be overwritable. (diewald)
 
         WARNING: Mojolicious 9.31 is a security update -
           updating is highly recommended.
diff --git a/dev/js/src/loc/dereko.js b/dev/js/src/loc/dereko.js
index 6912f9b..14e382e 100644
--- a/dev/js/src/loc/dereko.js
+++ b/dev/js/src/loc/dereko.js
@@ -10,17 +10,21 @@
   const loc = KorAP.Locale;
   
   //Query example for guided tour
-  loc.TOUR_Qexample = "laufen";
+  if (loc.TOUR_Qexample == undefined)
+    loc.TOUR_Qexample = "laufen";
 
   /* To define vc for guided tour */
-  loc.TOUR_vcQuery = {
+  if (loc.TOUR_vcQuery == undefined)
+    loc.TOUR_vcQuery = {
       '@type' : 'koral:doc',
       'key' : 'docSigle', 
       'match': 'match:eq',
       'value' : 'WPD17/D01',   
     };
   
-  loc.TOUR_Relations = "corenlp/c";
+  if (loc.TOUR_Relations == undefined)
+    loc.TOUR_Relations = "corenlp/c";
 
-  loc.TOUR_DocSigle = "WPD17/D01"; 
+  if (loc.TOUR_DocSigle == undefined)
+    loc.TOUR_DocSigle = "WPD17/D01"; 
 });