diff --git a/TakeAction b/TakeAction
index 6a25701da..dab72f5dd 100755
--- a/TakeAction
+++ b/TakeAction
@@ -1,3 +1,5 @@
+#!/bin/sh
+
 case $# in
 0)	PAR='make install && make clean' ; CMD=Action ;;
 1)	PAR="$1" ; CMD=Action ;;
diff --git a/util/ncgg/cvtkeywords b/util/ncgg/cvtkeywords
index 10ba2e111..85b7e035c 100755
--- a/util/ncgg/cvtkeywords
+++ b/util/ncgg/cvtkeywords
@@ -1,4 +1,6 @@
+#!/bin/sh
 : '$Id$'
+
 grep '^#' y.tab.h >tokendefs
 ed -s $1 <<'!Funky!Stuff!'
 g/^#/d
diff --git a/util/opt/testopt b/util/opt/testopt
index ce95622b8..32fdb2a92 100755
--- a/util/opt/testopt
+++ b/util/opt/testopt
@@ -1,4 +1,6 @@
+#!/bin/sh
 : '$Id$'
+
 while true
 do
   (echo ' mes 2,2,2