diff --git a/zebra-utils/zebrad-hash-lookup b/zebra-utils/zebrad-hash-lookup
index 66a97aa7..0d43738b 100755
--- a/zebra-utils/zebrad-hash-lookup
+++ b/zebra-utils/zebrad-hash-lookup
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -euo pipefail