diff --git a/tools/fw_ShellyDimmer_stm32/shelly-dimmer-stm32_v51.4.bin b/tools/fw_ShellyDimmer_stm32/shelly-dimmer-stm32_v51.5.bin
similarity index 76%
rename from tools/fw_ShellyDimmer_stm32/shelly-dimmer-stm32_v51.4.bin
rename to tools/fw_ShellyDimmer_stm32/shelly-dimmer-stm32_v51.5.bin
index 74fc35954..8599cb00e 100644
Binary files a/tools/fw_ShellyDimmer_stm32/shelly-dimmer-stm32_v51.4.bin and b/tools/fw_ShellyDimmer_stm32/shelly-dimmer-stm32_v51.5.bin differ