diff --git a/I2CDEVICES.md b/I2CDEVICES.md
index 457116347..5d60c5fb4 100644
--- a/I2CDEVICES.md
+++ b/I2CDEVICES.md
@@ -74,4 +74,5 @@ Index | Define              | Driver  | Device   | Address(es) | Description
   49  | USE_VEML6075        | xsns_70 | VEML6075 | 0x10        | UVA/UVB/UVINDEX Sensor
   50  | USE_VEML7700        | xsns_71 | VEML7700 | 0x10        | Ambient light intensity sensor
   51  | USE_MCP9808         | xsns_72 | MCP9808  | 0x18 - 0x1F | Temperature sensor
-  52  | USE_HP303B          | xsns_73 | HP303B   | 0x76 - 0x77 | Pressure and temperature sensor
\ No newline at end of file
+  52  | USE_HP303B          | xsns_73 | HP303B   | 0x76 - 0x77 | Pressure and temperature sensor
+  53  | USE_MLX90640        | xdrv_84 | MLX90640 | 0x33        | IR array temperature sensor
\ No newline at end of file
diff --git a/tasmota/my_user_config.h b/tasmota/my_user_config.h
index 5f94c5fc0..e7fd061f5 100644
--- a/tasmota/my_user_config.h
+++ b/tasmota/my_user_config.h
@@ -557,6 +557,7 @@
 //  #define USE_VEML7700                           // [I2cDriver50] Enable VEML7700 Ambient Light sensor (I2C addresses 0x10) (+4k5 code)
 //  #define USE_MCP9808                            // [I2cDriver51] Enable MCP9808 temperature sensor (I2C addresses 0x18 - 0x1F) (+0k9 code)
 //  #define USE_HP303B                             // [I2cDriver52] Enable HP303B temperature and pressure sensor (I2C address 0x76 or 0x77) (+6k2 code)
+//  #define USE_MLX90640                           // Enable MLX90640 IR array temperature sensor (I2C address 0x33) (+4k9 code)
 
 //  #define USE_DISPLAY                            // Add I2C Display Support (+2k code)
     #define USE_DISPLAY_MODES1TO5                // Enable display mode 1 to 5 in addition to mode 0
diff --git a/tasmota/xdrv_84_MLX90640.ino b/tasmota/xdrv_84_MLX90640.ino
index 808b8f9d2..a1016c917 100644
--- a/tasmota/xdrv_84_MLX90640.ino
+++ b/tasmota/xdrv_84_MLX90640.ino
@@ -34,6 +34,7 @@
 \*********************************************************************************************/
 
 #define XDRV_84             84
+#define XI2C_53             53 // See I2CDEVICES.md
 #include <MLX90640_API.h>
 
 const char MLX90640type[] PROGMEM = "MLX90640";
diff --git a/tools/decode-status.py b/tools/decode-status.py
index 876c9eb91..3758b528c 100755
--- a/tools/decode-status.py
+++ b/tools/decode-status.py
@@ -220,7 +220,7 @@ a_features = [[
     "USE_WINDMETER","USE_OPENTHERM","USE_THERMOSTAT","USE_VEML6075",
     "USE_VEML7700","USE_MCP9808","USE_BL0940","USE_TELEGRAM",
     "USE_HP303B","USE_TCP_BRIDGE","USE_TELEINFO","USE_LMT01",
-    "USE_PROMETHEUS","USE_IEM3000","USE_DYP","",
+    "USE_PROMETHEUS","USE_IEM3000","USE_DYP","USE_MLX90640",
     "","","","",
     "","","USE_ETHERNET","USE_WEBCAM"
     ],[