diff --git a/tests/multi/auto.tcl b/tests/multi/auto.tcl
index 7c69cd8..c8b5b9f 100755
--- a/tests/multi/auto.tcl
+++ b/tests/multi/auto.tcl
@@ -1,4 +1,4 @@
-#!/usr/local/bin/wish8.4
+#!/usr/bin/wish
 
 package require TclCurl
 
diff --git a/tests/multi/autoGUI.tcl b/tests/multi/autoGUI.tcl
index ace2423..09ef3dd 100755
--- a/tests/multi/autoGUI.tcl
+++ b/tests/multi/autoGUI.tcl
@@ -1,4 +1,4 @@
-#!/usr/local/bin/wish8.4
+#!/usr/bin/wish
 
 package require TclCurl
 
diff --git a/tests/multi/cancelTrans.tcl b/tests/multi/cancelTrans.tcl
index 6dad215..1375dd5 100755
--- a/tests/multi/cancelTrans.tcl
+++ b/tests/multi/cancelTrans.tcl
@@ -1,4 +1,4 @@
-#!/usr/local/bin/wish8.4
+#!/usr/bin/wish
 
 package require TclCurl