diff --git a/esp32_buck_boost/firmware/HW6_OTA/OTA_esp32_buck_boost_V3.81.bin b/esp32_buck_boost/firmware/HW6_OTA/OTA_esp32_buck_boost_V3.81.bin
deleted file mode 100644
index adeb9e6..0000000
Binary files a/esp32_buck_boost/firmware/HW6_OTA/OTA_esp32_buck_boost_V3.81.bin and /dev/null differ