diff --git a/devicetypes/smartthings/smartsense-temp-humidity-sensor.src/smartsense-temp-humidity-sensor.groovy b/devicetypes/smartthings/smartsense-temp-humidity-sensor.src/smartsense-temp-humidity-sensor.groovy
index 638b9d4..98af1a4 100644
--- a/devicetypes/smartthings/smartsense-temp-humidity-sensor.src/smartsense-temp-humidity-sensor.groovy
+++ b/devicetypes/smartthings/smartsense-temp-humidity-sensor.src/smartsense-temp-humidity-sensor.groovy
@@ -264,7 +264,6 @@ def refresh()
 {
 	log.debug "refresh temperature, humidity, and battery"
 	return zigbee.readAttribute(0xFC45, 0x0000, ["mfgCode": 0xC2DF]) +   // Original firmware
-			zigbee.readAttribute(0xFC45, 0x0000, ["mfgCode": 0x104E]) +  // New firmware
 			zigbee.readAttribute(0x0402, 0x0000) +
 			zigbee.readAttribute(0x0001, 0x0020)
 }