diff --git a/keywords.txt b/keywords.txt
index 66e429e..dbdbb90 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -13,6 +13,7 @@ max6675	KEYWORD1
 #######################################
 
 readCelsius	KEYWORD2
+readFahrenheit	KEYWORD2
 readFarenheit	KEYWORD2
 
 #######################################
diff --git a/max6675.cpp b/max6675.cpp
index 48e491f..ea7f369 100644
--- a/max6675.cpp
+++ b/max6675.cpp
@@ -42,7 +42,7 @@ double MAX6675::readCelsius(void) {
   return v*0.25;
 }
 
-double MAX6675::readFarenheit(void) {
+double MAX6675::readFahrenheit(void) {
   return readCelsius() * 9.0/5.0 + 32;
 }
 
diff --git a/max6675.h b/max6675.h
index 90db1a2..872d01e 100644
--- a/max6675.h
+++ b/max6675.h
@@ -12,7 +12,9 @@ class MAX6675 {
   MAX6675(int8_t SCLK, int8_t CS, int8_t MISO);
 
   double readCelsius(void);
-  double readFarenheit(void);
+  double readFahrenheit(void);
+  // For compatibility with older versions:
+  double readFarenheit(void) { return readFahrenheit(); }
  private:
   int8_t sclk, miso, cs;
   uint8_t spiread(void);