diff --git a/source/CalliopeDemo.cpp b/source/CalliopeDemo.cpp
index 7240ef6..a5dc41f 100644
--- a/source/CalliopeDemo.cpp
+++ b/source/CalliopeDemo.cpp
@@ -735,8 +735,9 @@ int main() {
     uBit.init();
     uBit.serial.baud(115200);
     uBit.serial.send("Calliope Demo v1.0\r\n");
+    // disabled the test board procedure as it may confuse users who burn the initial firmware
     // call the test board procedure, will return if done already
-    testBoard();
+    // testBoard();
 
     // initialize random
     uBit.seedRandom();