diff --git a/Changes b/Changes
index c24da7f..d58d4a7 100755
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
-0.41 2021-01-29
+0.41 2021-02-09
         - Introduce CORS headers to the proxy.
         - Introduce Content Security Policy.
         - Remove default api endpoint from config to
@@ -22,6 +22,7 @@
           of the Piwik/Matomo plugin.
         - Support CSP in overview SVG image.
         - Fix guided tour to work with CSP.
+        - Fix strict-mode in tour.
 
 0.40 2020-12-17
         - Modernize ES and fix in-loops.
diff --git a/dev/js/src/tour/tours.js b/dev/js/src/tour/tours.js
index 4193f28..d67b518 100644
--- a/dev/js/src/tour/tours.js
+++ b/dev/js/src/tour/tours.js
@@ -171,8 +171,8 @@
             targetedElement.value = loc.TOUR_Qexample;
           break;
         case "vc-view":  
-          vchoo = doe.querySelector("#vc-choose");
-          vcv = doe.querySelector("#vc-view");  
+          let vchoo = doe.querySelector("#vc-choose");
+          let vcv = doe.querySelector("#vc-view");  
           KorAP._delete.apply(KorAP.vc.root());
     
           KorAP.vc.fromJson(loc.TOUR_vcQuery);