diff --git a/expat/coverage.sh b/expat/coverage.sh
index 20dc9e36..1121fc79 100755
--- a/expat/coverage.sh
+++ b/expat/coverage.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 # Copyright (C) Sebastian Pipping <sebastian@pipping.org>
 # Licensed under the MIT license
 
diff --git a/expat/distribute.sh b/expat/distribute.sh
index d282f203..27df9448 100755
--- a/expat/distribute.sh
+++ b/expat/distribute.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 # Copyright (C) 2018 Sebastian Pipping <sebastian@pipping.org>
 # Licensed under the MIT license
 #
diff --git a/expat/qa.sh b/expat/qa.sh
index 02159ec9..8aba7db6 100755
--- a/expat/qa.sh
+++ b/expat/qa.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 # Copyright (C) 2016 Sebastian Pipping <sebastian@pipping.org>
 # Licensed under MIT license