diff --git a/modules/Makefile b/modules/Makefile
index f37021a..4c8932a 100644
--- a/modules/Makefile
+++ b/modules/Makefile
@@ -45,7 +45,8 @@ deploy:
 			"ExternalID=$(PARAM_EXTERNAL_ID)" \
 			"TrustedIdentity=$(PARAM_TRUSTED_IDENTITY)" \
 			"IsOrganizational=$(PARAM_IS_ORGANIZATIONAL)" \
-			"OrganizationalUnitIDs=$(PARAM_ORGANIZATIONAL_UNIT_IDS)"
+			"OrganizationalUnitIDs=$(PARAM_ORGANIZATIONAL_UNIT_IDS)" \
+			"ARNPrefix=${PARAM_ARN_PREFIX}"
 	aws cloudformation deploy \
 		--stack-name $(STACK_NAME)-LogIngestion-EventBridge-$(PARAM_NAME_SUFFIX) \
 		--template-file log_ingestion.events.cft.yaml \
@@ -57,7 +58,8 @@ deploy:
 			"Regions=$(PARAM_REGIONS)" \
 			"TargetEventBusARN=$(PARAM_TARGET_EVENT_BUS_ARN)" \
 			"IsOrganizational=$(PARAM_IS_ORGANIZATIONAL)" \
-			"OrganizationalUnitIDs=$(PARAM_ORGANIZATIONAL_UNIT_IDS)"
+			"OrganizationalUnitIDs=$(PARAM_ORGANIZATIONAL_UNIT_IDS)" \
+			"ARNPrefix=${PARAM_ARN_PREFIX}"
 	aws cloudformation deploy \
 		--stack-name $(STACK_NAME)-LogIngestion-S3-$(PARAM_NAME_SUFFIX) \
 		--template-file log_ingestion.s3.cft.yaml \