diff --git a/pmd/delete_old_dirs.bat b/pmd/delete_old_dirs.bat
new file mode 100755
index 0000000000..37fa554c09
--- /dev/null
+++ b/pmd/delete_old_dirs.bat
@@ -0,0 +1,7 @@
+@echo off
+rmdir /q /s src\com
+rmdir /q /s src\org
+rmdir /q /s src\net\sourceforge\pmd\reports
+rmdir /q /s src\net\sourceforge\pmd\swingui\viewer
+rmdir /q /s regress\net
+rmdir /q /s regress\test\com