diff --git a/make_helpers/defaults.mk b/make_helpers/defaults.mk
index 65ceb7f..772b28d 100644
--- a/make_helpers/defaults.mk
+++ b/make_helpers/defaults.mk
@@ -270,7 +270,7 @@
 # Software Delegated Exception support
 SDEI_SUPPORT			:= 0
 
-# True Random Number firmware Interface
+# True Random Number firmware Interface support
 TRNG_SUPPORT			:= 0
 
 # SMCCC PCI support