diff --git a/docs/design/cpu-specific-build-macros.rst b/docs/design/cpu-specific-build-macros.rst
index fd99d8e..ef24f2e 100644
--- a/docs/design/cpu-specific-build-macros.rst
+++ b/docs/design/cpu-specific-build-macros.rst
@@ -237,6 +237,9 @@
 -  ``ERRATA_N1_1165347``: This applies errata 1165347 workaround to Neoverse-N1
    CPU. This needs to be enabled only for revision <= r2p0 of the CPU.
 
+-  ``ERRATA_N1_1207823``: This applies errata 1207823 workaround to Neoverse-N1
+   CPU. This needs to be enabled only for revision <= r2p0 of the CPU.
+
 -  ``ERRATA_N1_1315703``: This applies errata 1315703 workaround to Neoverse-N1
    CPU. This needs to be enabled only for revision <= r3p0 of the CPU.