diff --git a/src/consul.rs b/src/consul.rs
index 8eafcc2..14df1ee 100644
--- a/src/consul.rs
+++ b/src/consul.rs
@@ -2,7 +2,7 @@ use std::collections::HashMap;
 use std::fs::File;
 use std::io::Read;
 
-use anyhow::Result;
+use anyhow::{bail, Result};
 use bytes::Bytes;
 use log::*;
 use reqwest::StatusCode;
@@ -100,10 +100,13 @@ impl Consul {
 				reqwest::Client::builder()
 					.use_rustls_tls()
 					.add_root_certificate(reqwest::Certificate::from_pem(&ca_cert_buf[..])?)
-					.identity(reqwest::Identity::from_pem(&[&client_cert_buf[..], &client_key_buf[..]].concat()[..])?)
+					.identity(reqwest::Identity::from_pem(
+						&[&client_cert_buf[..], &client_key_buf[..]].concat()[..],
+					)?)
 					.build()?
 			}
-			_ => reqwest::Client::new(),
+			(None, None, None) => reqwest::Client::new(),
+			_ => bail!("Incomplete Consul TLS configuration parameters"),
 		};
 
 		Ok(Self {
diff --git a/src/main.rs b/src/main.rs
index 857d24e..7023d67 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -101,7 +101,7 @@ async fn main() {
 
 	info!("Starting Tricot");
 
-	let consul_config = consul::ConsulConfig{
+	let consul_config = consul::ConsulConfig {
 		addr: opt.consul_addr.clone(),
 		ca_cert: opt.consul_ca_cert.clone(),
 		client_cert: opt.consul_client_cert.clone(),