diff --git a/public/udigit4icity/index.html b/public/udigit4icity/index.html
index 22ac050b1cde92dba6f6454c01e33dc8b2b9ee0f..ef893fdc6d111f0396d4c200e841552f9c801ed3 100644
--- a/public/udigit4icity/index.html
+++ b/public/udigit4icity/index.html
@@ -529,7 +529,7 @@ function closeDatastream() {
 
    document.getElementById("toggleSpaceTime").addEventListener("click", function () {
     // URL for the space-time visualization page
-    var spaceTimeURL = "/STC.html";
+    var spaceTimeURL = "./STC.html";
 
     // Open the space-time visualization page in a new window
     window.open(spaceTimeURL, "_blank");