diff --git a/lib/aarch64/cache_helpers.S b/lib/aarch64/cache_helpers.S
index 67fafb1..314ed6e 100644
--- a/lib/aarch64/cache_helpers.S
+++ b/lib/aarch64/cache_helpers.S
@@ -217,6 +217,7 @@
 
 
 func dcsw_op_louis
+	check_plat_can_cmo
 	dcsw_op #LOUIS_SHIFT, #CLIDR_FIELD_WIDTH, #LEVEL_SHIFT
 endfunc dcsw_op_louis