diff --git a/jdk/test/sun/management/jmxremote/bootstrap/GeneratePropertyPassword.sh b/jdk/test/sun/management/jmxremote/bootstrap/GeneratePropertyPassword.sh
index 570631dc11e..4d1d6e8f93d 100644
--- a/jdk/test/sun/management/jmxremote/bootstrap/GeneratePropertyPassword.sh
+++ b/jdk/test/sun/management/jmxremote/bootstrap/GeneratePropertyPassword.sh
@@ -34,12 +34,13 @@
 OS=`uname -s`
 UMASK=`umask`
 
-if [[ $OS == CYGWIN_NT* ]] ; then
+case $OS in
+CYGWIN_NT*)
     OS="Windows_NT"
     if [ -z "$SystemRoot" ] ;  then
-	SystemRoot=$SYSTEMROOT
+        SystemRoot=$SYSTEMROOT
     fi
-fi
+esac
 
 case $OS in
 SunOS | Linux | Darwin)