diff --git a/tcltk/ext2sim.sh.in b/tcltk/ext2sim.sh.in
index d0740098..f4638d0d 100755
--- a/tcltk/ext2sim.sh.in
+++ b/tcltk/ext2sim.sh.in
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Standalone script for ext2sim, for Tcl-based magic 8.0
 #
diff --git a/tcltk/ext2spice.sh.in b/tcltk/ext2spice.sh.in
index 552a1a0a..e8191703 100755
--- a/tcltk/ext2spice.sh.in
+++ b/tcltk/ext2spice.sh.in
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Standalone script for ext2spice, for Tcl-based magic 8.0
 #
diff --git a/tcltk/magic.sh.in b/tcltk/magic.sh.in
index 498c7b30..16f0390b 100755
--- a/tcltk/magic.sh.in
+++ b/tcltk/magic.sh.in
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # For installation, put this file (magic.sh) in a known executable path.
 # Put startup script "magic.tcl", shared library "tclmagic.so", and