diff --git a/src/script/ant.bat b/src/script/ant.bat
index e5a0472b7..a828c8f5c 100755
--- a/src/script/ant.bat
+++ b/src/script/ant.bat
@@ -23,7 +23,7 @@ if ""%1""=="""" goto doneStart
 set ANT_CMD_LINE_ARGS=%ANT_CMD_LINE_ARGS% %1
 shift
 goto setupArgs
-rem This label provides a place for the argument list loop to break out
+rem This label provides a place for the argument list loop to break out 
 rem and for NT handling to skip to.
 
 :doneStart
@@ -55,11 +55,13 @@ goto end
 :checkJava
 set _JAVACMD=%JAVACMD%
 set LOCALCLASSPATH=%CLASSPATH%
+for %%i in ("%ANT_HOME%\lib\*.jar") do call "%ANT_HOME%\bin\lcp.bat" %%i
 
 if "%JAVA_HOME%" == "" goto noJavaHome
 if not exist "%JAVA_HOME%\bin\java.exe" goto noJavaHome
 if "%_JAVACMD%" == "" set _JAVACMD=%JAVA_HOME%\bin\java.exe
 if exist "%JAVA_HOME%\lib\tools.jar" set LOCALCLASSPATH=%JAVA_HOME%\lib\tools.jar;%LOCALCLASSPATH%
+if exist "%JAVA_HOME%\lib\classes.zip" set LOCALCLASSPATH=%JAVA_HOME%\lib\classes.zip;%LOCALCLASSPATH%
 goto checkJikes
 
 :noJavaHome
@@ -75,11 +77,11 @@ echo.
 if not "%JIKESPATH%"=="" goto runAntWithJikes
 
 :runAnt
-"%_JAVACMD%" %ANT_OPTS% -classpath "%LOCALCLASSPATH%" "-Dant.home=%ANT_HOME%" org.apache.tools.ant.launch.Launcher %ANT_ARGS% %ANT_CMD_LINE_ARGS%
+"%_JAVACMD%" %ANT_OPTS% -classpath "%LOCALCLASSPATH%" "-Dant.home=%ANT_HOME%" org.apache.tools.ant.Main %ANT_ARGS% %ANT_CMD_LINE_ARGS%
 goto end
 
 :runAntWithJikes
-"%_JAVACMD%" %ANT_OPTS% -classpath "%LOCALCLASSPATH%" "-Dant.home=%ANT_HOME%" "-Djikes.class.path=%JIKESPATH%" org.apache.tools.ant.launch.Launcher %ANT_ARGS% %ANT_CMD_LINE_ARGS%
+"%_JAVACMD%" %ANT_OPTS% -classpath "%LOCALCLASSPATH%" "-Dant.home=%ANT_HOME%" "-Djikes.class.path=%JIKESPATH%" org.apache.tools.ant.Main %ANT_ARGS% %ANT_CMD_LINE_ARGS%
 goto end
 
 :end