diff --git a/rubberband/RubberBandStretcher.h b/rubberband/RubberBandStretcher.h
index bdf3bed..0d88583 100644
--- a/rubberband/RubberBandStretcher.h
+++ b/rubberband/RubberBandStretcher.h
@@ -186,7 +186,7 @@ public:
      *   one processing thread per audio channel in offline mode if
      *   the stretcher is able to determine that more than one CPU is
      *   available, and one thread only in realtime mode.  This is the
-     *   defafult.
+     *   default.
      *
      *   \li \c OptionThreadingNever - Never use more than one thread.
      *  
@@ -464,7 +464,7 @@ public:
     /**
      * Change an OptionPitch configuration setting.  This may be
      * called at any time in RealTime mode.  It may not be called in
-     * Offline mode (for which the transients option is fixed on
+     * Offline mode (for which the pitch option is fixed on
      * construction).
      */
     void setPitchOption(Options options);