diff --git a/include/lib/aarch32/arch_helpers.h b/include/lib/aarch32/arch_helpers.h
index 1f4f216..c8caea2 100644
--- a/include/lib/aarch32/arch_helpers.h
+++ b/include/lib/aarch32/arch_helpers.h
@@ -266,6 +266,7 @@
 DEFINE_COPROCR_RW_FUNCS(icc_iar1_el1, ICC_IAR1)
 DEFINE_COPROCR_RW_FUNCS(icc_eoir0_el1, ICC_EOIR0)
 DEFINE_COPROCR_RW_FUNCS(icc_eoir1_el1, ICC_EOIR1)
+DEFINE_COPROCR_RW_FUNCS_64(icc_sgi0r_el1, ICC_SGI0R_EL1_64)
 
 DEFINE_COPROCR_RW_FUNCS(hdcr, HDCR)
 DEFINE_COPROCR_RW_FUNCS(cnthp_ctl, CNTHP_CTL)
@@ -325,4 +326,7 @@
 
 #define read_ctr_el0()		read_ctr()
 
+#define write_icc_sgi0r_el1(_v) \
+		write64_icc_sgi0r_el1(_v)
+
 #endif /* __ARCH_HELPERS_H__ */