diff --git a/src/os/inc/common_types.h b/src/os/inc/common_types.h
index 411407452..f6f3369b9 100644
--- a/src/os/inc/common_types.h
+++ b/src/os/inc/common_types.h
@@ -22,7 +22,7 @@
  * \file
  *
  *  Purpose:
- *	    Unit specification for common types.
+ *      Unit specification for common types.
  *
  *  Design Notes:
  *         Assumes make file has defined processor family
diff --git a/src/os/inc/osapi-timer.h b/src/os/inc/osapi-timer.h
index eaf9148d6..a2c764527 100644
--- a/src/os/inc/osapi-timer.h
+++ b/src/os/inc/osapi-timer.h
@@ -74,7 +74,7 @@ typedef struct
  *                              is the underlying tick value rounded to the nearest
  *                              microsecond integer.
  * @param[in]   callback_ptr    The function pointer of the timer callback or ISR that
- *                              will be called by the timer. The user’s function is
+ *                              will be called by the timer. The user’s function is
  *                              declared as follows: <tt> void timer_callback(uint32 timer_id) </tt>
  *                              Where the timer_id is passed in to the function by the OSAL
  *