diff --git a/docs/design/cpu-specific-build-macros.rst b/docs/design/cpu-specific-build-macros.rst
index 9549786..11e7992 100644
--- a/docs/design/cpu-specific-build-macros.rst
+++ b/docs/design/cpu-specific-build-macros.rst
@@ -612,6 +612,10 @@
    interconnect IP. This needs to be enabled for r0p0, r1p0, r2p0 and r2p1 and
    is still open.
 
+-  ``ERRATA_A710_2742423``: This applies errata 2742423 workaround to
+   Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0, r2p0 and
+   r2p1 of the CPU and is still open.
+
 -  ``ERRATA_A710_2768515``: This applies errata 2768515 workaround to
    Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0, r2p0 and
    r2p1 of the CPU and is still open.