diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 74b8222..4a98c5d 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -1013,8 +1013,7 @@
 /**
  * \def MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES
  *
- * Do not add default entropy sources. These are the platform specific
- * poll function.
+ * Do not add default entropy sources in mbedtls_entropy_init().
  *
  * This is useful to have more control over the added entropy sources in an
  * application.
diff --git a/include/mbedtls/timing.h b/include/mbedtls/timing.h
index 9ea5c29..5289889 100644
--- a/include/mbedtls/timing.h
+++ b/include/mbedtls/timing.h
@@ -63,25 +63,7 @@
 
 extern volatile int mbedtls_timing_alarmed;
 
-/**
- * \brief          Return the elapsed time in milliseconds
- *
- * \warning        May change without notice
- *
- * \param val      points to a timer structure
- * \param reset    If 0, query the elapsed time. Otherwise (re)start the timer.
- *
- * \return         Elapsed time since the previous reset in ms. When
- *                 restarting, this is always 0.
- *
- * \note           To initialize a timer, call this function with reset=1.
- *
- *                 Determining the elapsed time and resetting the timer is not
- *                 atomic on all platforms, so after the sequence
- *                 `{ get_timer(1); ...; time1 = get_timer(1); ...; time2 =
- *                 get_timer(0) }` the value time1+time2 is only approximately
- *                 the delay since the first reset.
- */
+/* Internal use */
 unsigned long mbedtls_timing_get_timer( struct mbedtls_timing_hr_time *val, int reset );
 
 /**