diff --git a/README.md b/README.md
index 77e457a..67f0a4e 100644
--- a/README.md
+++ b/README.md
@@ -48,10 +48,10 @@ void loop() {
   if(millis() >= (prev + 300)) {
     prev = millis();
     thermocouples.read(Unit::CELCIUS, thermocouple1_index, &thermocouple1_temperature);
-    thermocouples.read(Unit::CELCIUS, thermocouple2_index, &thermocouple2_temperature);
+    thermocouples.read(Unit::FAHRENHEIT, thermocouple2_index, &thermocouple2_temperature);
     Serial.println(thermocouple1_temperature);
     Serial.println(thermocouple2_temperature);
   }
   thermocouples.loop(); // Call this as often as possible.
 }
-```
\ No newline at end of file
+```