diff --git a/windows/win_nightly_build.bat b/windows/win_nightly_build.bat
deleted file mode 100644
index 79fa3d4..0000000
--- a/windows/win_nightly_build.bat
+++ /dev/null
@@ -1,34 +0,0 @@
-ECHO OFF
-
-IF NOT DEFINED WORKSPACE SET WORKSPACE=%~dp0
-ECHO Packaging root is %WORKSPACE%
-
-subst X: /D
-subst X: %WORKSPACE%.
-
-REM construct information file to be read by Inno-setup
-
-
-set PATH=%WORKSPACE%\install\msvc100\OpenSceneGraph\bin;%PATH%
-
-REM add 7-zip to the PATH
-set PATH=%PATH%;C:\Program Files\7-zip
-
-REM indirect way to get command output into an environment variable
-osgversion --so-number > %TEMP%\osg-so-number.txt
-osgversion --version-number > %TEMP%\osg-version.txt
-osgversion --openthreads-soversion-number > %TEMP%\openthreads-so-number.txt
-
-SET /P FLIGHTGEAR_VERSION=<flightgear\version
-SET /P OSG_VERSION=<%TEMP%\osg-version.txt
-SET /P OSG_SO_NUMBER=<%TEMP%\osg-so-number.txt
-SET /P OT_SO_NUMBER=<%TEMP%\openthreads-so-number.txt
-
-ECHO #define FGVersion "%FLIGHTGEAR_VERSION%" > InstallConfig.iss
-ECHO #define OSGVersion "%OSG_VERSION%" >> InstallConfig.iss
-ECHO #define OSGSoNumber "%OSG_SO_NUMBER%" >> InstallConfig.iss
-ECHO #define OTSoNumber "%OT_SO_NUMBER%" >> InstallConfig.iss
-
-REM run Inno-setup!
-REM use iscc instead of compil32 for better error reporting
-iscc FlightGear-nightly.iss