diff --git a/runtime-build.sh b/runtime-build.sh
index 27927a8..73e86a6 100755
--- a/runtime-build.sh
+++ b/runtime-build.sh
@@ -244,10 +244,10 @@ sed -e "s|@@GENERATE_DOCKERFILE_IMAGE@@|${GENERATE_DOCKERFILE_IMAGE}|g;\
 echo "**** Created runtime config: ${DIRNAME}/tmp/elixir-${IMAGE_TAG}.yaml"
 
 if [ -n "${UPLOAD_BUCKET}" ]; then
-  gsutil cp ${DIRNAME}/tmp/elixir-${IMAGE_TAG}.yaml gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml
+  gcloud storage cp ${DIRNAME}/tmp/elixir-${IMAGE_TAG}.yaml gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml
   echo "**** Uploaded runtime config to gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml"
   if [ "${STAGING_FLAG}" = "true" ]; then
-    gsutil cp gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml gs://${UPLOAD_BUCKET}/elixir-staging.yaml
+    gcloud storage cp gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml gs://${UPLOAD_BUCKET}/elixir-staging.yaml
     echo "**** Also promoted runtime config to gs://${UPLOAD_BUCKET}/elixir-staging.yaml"
   fi
 fi
diff --git a/runtime-release.sh b/runtime-release.sh
index 0a6e323..2f8c00f 100755
--- a/runtime-release.sh
+++ b/runtime-release.sh
@@ -101,6 +101,6 @@ gcloud container images add-tag --project ${PROJECT} \
 echo "**** Tagged image ${GENERATE_DOCKERFILE_IMAGE}:${IMAGE_TAG} as latest"
 
 if [ -n "${UPLOAD_BUCKET}" ]; then
-  gsutil cp gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml gs://${UPLOAD_BUCKET}/elixir.yaml
+  gcloud storage cp gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml gs://${UPLOAD_BUCKET}/elixir.yaml
   echo "**** Promoted runtime config gs://${UPLOAD_BUCKET}/elixir-${IMAGE_TAG}.yaml to gs://${UPLOAD_BUCKET}/elixir.yaml"
 fi