diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index fb153f7..e782344 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -874,6 +874,11 @@
 # to revisions r0p0 and r0p1 of the Cortex-X4 cpu. It is fixed in r0p2.
 CPU_FLAG_LIST += ERRATA_X4_3076789
 
+# Flag to apply erratum 3701758 workaround during context save/restore of
+# ICH_VMCR_EL2 reg. This erratum applies to revisions r0p0, r0p1, r0p2 and r0p3
+# of the Cortex-X4 cpu and is still open.
+CPU_FLAG_LIST += ERRATA_X4_3701758
+
 # Flag to apply erratum 1922240 workaround during reset. This erratum applies
 # to revision r0p0 of the Cortex-A510 cpu and is fixed in r0p1.
 CPU_FLAG_LIST += ERRATA_A510_1922240