diff --git a/firmware/20230502_dev_firmware.ino.bin b/firmware/20230502_dev_firmware.ino.bin
deleted file mode 100644
index 7850f4e..0000000
Binary files a/firmware/20230502_dev_firmware.ino.bin and /dev/null differ
diff --git a/firmware/20230502_firmware.ino.bin b/firmware/20230502_firmware.ino.bin
deleted file mode 100644
index beb84ac..0000000
Binary files a/firmware/20230502_firmware.ino.bin and /dev/null differ
diff --git a/firmware/firmware.ino b/firmware/firmware.ino
index 2e4eedb..2cf8519 100644
--- a/firmware/firmware.ino
+++ b/firmware/firmware.ino
@@ -279,6 +279,8 @@ void setup()
   Serial.flush();
   delay(1000);
 
+  Serial.println("Flash size: " + (String)ESP.getFlashChipSize());
+
   Dir dir = SPIFFS.openDir("/");
   Serial.println("\n\nSPIFFS directory content:");
   while (dir.next())