diff --git a/M5UnitEncoder_Firmware.hex b/M5UnitEncoder_Firmware_v1.1.hex
similarity index 100%
rename from M5UnitEncoder_Firmware.hex
rename to M5UnitEncoder_Firmware_v1.1.hex
diff --git a/docs/M5UnitEncoder_Firmware_05.jpg b/docs/M5UnitEncoder_Firmware_05.jpg
index d4f5e6a..758fbbc 100644
Binary files a/docs/M5UnitEncoder_Firmware_05.jpg and b/docs/M5UnitEncoder_Firmware_05.jpg differ
diff --git a/docs/M5UnitEncoder_Firmware_06.jpg b/docs/M5UnitEncoder_Firmware_06.jpg
index 4378867..3236fc4 100644
Binary files a/docs/M5UnitEncoder_Firmware_06.jpg and b/docs/M5UnitEncoder_Firmware_06.jpg differ