diff --git a/firmware/timing_control.ino b/firmware/timing_control.ino
index 7c84227..a2fc06a 100644
--- a/firmware/timing_control.ino
+++ b/firmware/timing_control.ino
@@ -170,7 +170,7 @@ void tc_update_main()
     if (((tc_data[i].hh * 60) + tc_data[i].mm) <= ((hour() * 60) + minute()))
     {
       target_data_block = i+1; // found the next block to load
-      Serial.println((String)i + " => " + target_data_block);
+      //Serial.println((String)i + " => " + target_data_block);
     }
   }