diff --git a/scripts/deploy-cloudformation-stacks.sh b/scripts/deploy-cloudformation-stacks.sh
index 0672c7666..5a8b8f1b3 100755
--- a/scripts/deploy-cloudformation-stacks.sh
+++ b/scripts/deploy-cloudformation-stacks.sh
@@ -105,6 +105,7 @@ aws cloudformation deploy \
   OptimizelySdkKey="" \
   GitHubToken="" \
   AmplitudeApiKey="" \
+  ACMCertificateArn="" \
   CreateOpenSearchServiceLinkedRole="No" \
   PreCreatePersonalizeResources="${param_personalize}" \
   PreIndexElasticsearch="${param_elasticsearch}"