diff --git a/docs/design/cpu-specific-build-macros.rst b/docs/design/cpu-specific-build-macros.rst
index df0cfc0..65735e6 100644
--- a/docs/design/cpu-specific-build-macros.rst
+++ b/docs/design/cpu-specific-build-macros.rst
@@ -117,7 +117,8 @@
 
 -  ``ERRATA_A53_836870``: This applies errata 836870 workaround to Cortex-A53
    CPU. This needs to be enabled only for revision <= r0p3 of the CPU. From
-   r0p4 and onwards, this errata is enabled by default in hardware.
+   r0p4 and onwards, this errata is enabled by default in hardware. Identical to
+   ``A53_DISABLE_NON_TEMPORAL_HINT``.
 
 -  ``ERRATA_A53_843419``: This applies erratum 843419 workaround at link time
    to Cortex-A53 CPU.  This needs to be enabled for some variants of revision