diff --git a/gem5/build b/gem5/build
index 6fe32c9..f5ee553 100755
--- a/gem5/build
+++ b/gem5/build
@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 set -eu
 arch=x86_64
 cross_compile=