diff --git a/build-windows/generate_code.cmd b/build-windows/generate_code.cmd
index 50817d2..bff49c0 100644
--- a/build-windows/generate_code.cmd
+++ b/build-windows/generate_code.cmd
@@ -44,7 +44,7 @@ IF %ERRORLEVEL% NEQ 0 GOTO end
 javac -encoding UTF-8 -d "%java_build_root%" %java_pkg_basename%\interfaces\*.java
 IF %ERRORLEVEL% NEQ 0 GOTO end
 
-"C:\Program Files\Java\jdk-16\bin\jar" -cvf "%java_build_root%\pEp.jar" -C "%java_build_root%" foundation
+"%JAVA_HOME%\bin\jar" -cvf "%java_build_root%\pEp.jar" -C "%java_build_root%" foundation
 IF %ERRORLEVEL% NEQ 0 GOTO end
 
 :end