diff --git a/tests/fuzz-tests/001-simple-unmounted/test.sh b/tests/fuzz-tests/001-simple-unmounted/test.sh
index bf01a3a4..98fe7b0c 100755
--- a/tests/fuzz-tests/001-simple-unmounted/test.sh
+++ b/tests/fuzz-tests/001-simple-unmounted/test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # iterate over all fuzzed images and run 'btrfs check'