diff --git a/include/lib/aarch64/arch_helpers.h b/include/lib/aarch64/arch_helpers.h
index 43c6917..067b830 100644
--- a/include/lib/aarch64/arch_helpers.h
+++ b/include/lib/aarch64/arch_helpers.h
@@ -270,6 +270,8 @@
 
 DEFINE_SYSREG_RW_FUNCS(ttbr1_el1)
 
+DEFINE_SYSREG_RW_FUNCS(vttbr_el2)
+
 DEFINE_SYSREG_RW_FUNCS(cptr_el2)
 DEFINE_SYSREG_RW_FUNCS(cptr_el3)