diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index ec0d95e..2c42ad0 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -592,6 +592,10 @@
 # to revision r0p0 of the Neoverse N2 cpu and is still open.
 ERRATA_N2_2280757	?=0
 
+# Flag to apply erraturm 2326639 workaroud during powerdown. This erratum
+# applies to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
+ERRATA_N2_2326639	?=0
+
 # Flag to apply erratum 2376738 workaround during reset. This erratum applies
 # to revision r0p0 of the Neoverse N2 cpu, it is fixed in r0p1.
 ERRATA_N2_2376738	?=0
@@ -1200,6 +1204,10 @@
 $(eval $(call assert_boolean,ERRATA_N2_2280757))
 $(eval $(call add_define,ERRATA_N2_2280757))
 
+# Process ERRATA_N2_2326639 flag
+$(eval $(call assert_boolean,ERRATA_N2_2326639))
+$(eval $(call add_define,ERRATA_N2_2326639))
+
 # Process ERRATA_N2_2376738 flag
 $(eval $(call assert_boolean,ERRATA_N2_2376738))
 $(eval $(call add_define,ERRATA_N2_2376738))