diff --git a/script/tf-coverity/tf-cov-make b/script/tf-coverity/tf-cov-make
index 0e90bd2..6bf53b7 100755
--- a/script/tf-coverity/tf-cov-make
+++ b/script/tf-coverity/tf-cov-make
@@ -206,6 +206,9 @@
 
 clean_build $juno_common_flags SPD=tspd ${ARM_TBB_OPTIONS} ARM_CRYPTOCELL_INTEG=1 CCSBROM_LIB_PATH=${CRYPTOCELL_LIB_PATH} KEY_SIZE=2048
 
+# TRNG Service
+clean_build $juno_common_flags TRNG_SUPPORT=1
+
 #
 # System Guidance for Infrastructure platform RD-E1Edge
 #