diff --git a/script/validate-gofmt b/script/validate-gofmt
index 41688b0c01..c565976b41 100755
--- a/script/validate-gofmt
+++ b/script/validate-gofmt
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 source "$(dirname "$BASH_SOURCE")/.validate"
 
 IFS=$'\n'