diff --git a/bashlib.in b/bashlib.in
index bcdae1c..74df6d7 100644
--- a/bashlib.in
+++ b/bashlib.in
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!@BASH@
 
 # Author:     darren chamberlain <dlc@sevenroot.org>
 # Co-Author:  Paul Bournival <paulb-ns@cajun.nu>
diff --git a/configure.in b/configure.in
index a0ce2f1..4b74b94 100644
--- a/configure.in
+++ b/configure.in
@@ -28,6 +28,7 @@ bashlib_version=0.5
 
 AC_INIT(bashlib.in)
 
+AC_PATH_PROG(BASH,    bash,    "")
 AC_PATH_PROG(AWK,     awk,     "")
 AC_PATH_PROG(CAT,     cat,     "")
 AC_PATH_PROG(CUT,     cut,     "")