diff --git a/build b/build
index 5124b8d7..ddde03ce 100755
--- a/build
+++ b/build
@@ -1 +1,3 @@
+#!/bin/bash
+
 rustc --crate-type=cdylib -C opt-level=3 -C panic=abort -C lto=fat -o cord src/lib.rs
\ No newline at end of file