diff --git a/test/link/bc_gen.sh b/test/link/bc_gen.sh
index 6e48dda8..07ff3aa5 100644
--- a/test/link/bc_gen.sh
+++ b/test/link/bc_gen.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 
 # copyright John Maddock 2005
 # Use, modification and distribution are subject to the 
diff --git a/test/link/vc_gen.sh b/test/link/vc_gen.sh
index 1ba46f3b..a4f5dcca 100644
--- a/test/link/vc_gen.sh
+++ b/test/link/vc_gen.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 # copyright John Maddock 2005
 # Use, modification and distribution are subject to the 
 # Boost Software License, Version 1.0. (See accompanying file