diff --git a/include/asterisk/time.h b/include/asterisk/time.h
index d041833547..92a5346a5a 100644
--- a/include/asterisk/time.h
+++ b/include/asterisk/time.h
@@ -37,8 +37,8 @@ typedef typeof(tv.tv_usec) ast_suseconds_t;
 
 /*!
  * \brief Computes the difference (in milliseconds) between two \c struct \c timeval instances.
- * \param end the beginning of the time period
- * \param start the end of the time period
+ * \param end end of the time period
+ * \param start beginning of the time period
  * \return the difference in milliseconds
  */
 AST_INLINE_API(