diff --git a/testing/benchmark/Makefile b/testing/benchmark/Makefile
index 156d3b6893f..13a832e39c1 100644
--- a/testing/benchmark/Makefile
+++ b/testing/benchmark/Makefile
@@ -24,6 +24,9 @@ SSH_OPTS ?= -o LogLevel=ERROR -o StrictHostKeyChecking=no
 SSH_KEY ?= ~/.ssh/id_rsa_terraform
 WORKER_IP = $(shell terraform output -raw public_ip)
 
+SHELL = /bin/bash
+.SHELLFLAGS = -o pipefail -c
+
 # This profile will also be used by the Terraform provider.
 export AWS_PROFILE ?= default