diff --git a/keywords.txt b/keywords.txt
index 3e9ccc3..2d27988 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -12,6 +12,7 @@ begin	KEYWORD2
 reset	KEYWORD2
 sleep	KEYWORD2
 wakeup	KEYWORD2
+setPrescale	KEYWORD2
 setExtClk	KEYWORD2
 setPWMFreq	KEYWORD2
 setOutputMode	KEYWORD2
@@ -20,6 +21,8 @@ setPWM	KEYWORD2
 setPin	KEYWORD2
 readPrescale	KEYWORD2
 writeMicroseconds	KEYWORD2
+setOscillatorFrequency  KEYWORD2
+getOscillatorFrequency  KEYWORD2
 
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 # Constants (LITERAL1)