diff --git a/examples/demo-simple-rt-task.html b/examples/demo-simple-rt-task.html
index f9bcccf4..babd629e 100644
--- a/examples/demo-simple-rt-task.html
+++ b/examples/demo-simple-rt-task.html
@@ -14,7 +14,7 @@
     var timeline = [];
 
     /* define welcome message trial */
-    var welcome = {
+    var welcome_block = {
       type: "text",
       text: "Welcome to the experiment. Press any key to begin."
     };