diff --git a/firmware/20230513_firmware.ino.bin b/firmware/20230513_firmware.ino.bin
deleted file mode 100644
index 5910f72..0000000
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diff --git a/firmware/20230513_firmware.spiffs.bin b/firmware/20230513_firmware.spiffs.bin
deleted file mode 100644
index 5df4f19..0000000
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diff --git a/firmware/20230513_firmware_dev.ino.bin b/firmware/20230513_firmware_dev.ino.bin
deleted file mode 100644
index 45b887f..0000000
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diff --git a/firmware/20230514_firmware.ino.bin b/firmware/20230514_firmware.ino.bin
index 5954163..1ab9937 100644
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diff --git a/firmware/20230514_firmware_dev.ino.bin b/firmware/20230514_firmware_dev.ino.bin
index 82e5a24..0f0b57d 100644
Binary files a/firmware/20230514_firmware_dev.ino.bin and b/firmware/20230514_firmware_dev.ino.bin differ
diff --git a/firmware/timing_control.ino b/firmware/timing_control.ino
index 5303783..7c84227 100644
--- a/firmware/timing_control.ino
+++ b/firmware/timing_control.ino
@@ -165,7 +165,7 @@ void tc_update_main()
   // search for the current active time slot
   for (int i = NUMBER_OF_TIMER_DATA_BLOCKS-1; i >= 0 && target_data_block == 255; --i)
   {
-    Serial.println((String)i + " - " + (String)tc_data[i].hh + ":" + (String)tc_data[i].mm);
+    //Serial.println((String)i + " - " + (String)tc_data[i].hh + ":" + (String)tc_data[i].mm);
 
     if (((tc_data[i].hh * 60) + tc_data[i].mm) <= ((hour() * 60) + minute()))
     {