diff --git a/development/scons/build_msvc.bat b/development/scons/build_msvc.bat
index 85df663410..2440b93437 100644
--- a/development/scons/build_msvc.bat
+++ b/development/scons/build_msvc.bat
@@ -1 +1 @@
-call scons install prefix=..\..\build-msvc use_vc=yes frontend=qt4 mode=release version_suffix=16 gettext=system nls=yes extra_inc_path=..\..\lyx-windows-deps-msvc2008\include extra_lib_path=..\..\lyx-windows-deps-msvc2008\lib extra_bin_path=..\..\lyx-windows-deps-msvc2008\bin qt_dir=..\..\lyx-windows-deps-msvc2008\qt-4
\ No newline at end of file
+call scons install prefix=..\..\build-msvc use_vc=yes frontend=qt4 mode=release version_suffix=20 gettext=system nls=yes extra_inc_path=..\..\lyx-windows-deps-msvc2008\include extra_lib_path=..\..\lyx-windows-deps-msvc2008\lib extra_bin_path=..\..\lyx-windows-deps-msvc2008\bin qt_dir=..\..\lyx-windows-deps-msvc2008\qt-4
\ No newline at end of file
diff --git a/development/scons/build_msvs_debug.bat b/development/scons/build_msvs_debug.bat
index f9979e67c8..2c94b27f5a 100644
--- a/development/scons/build_msvs_debug.bat
+++ b/development/scons/build_msvs_debug.bat
@@ -1,2 +1,2 @@
-call scons install prefix=..\..\build-msvc use_vc=yes frontend=qt4 mode=debug version_suffix=16 gettext=system nls=yes extra_inc_path=..\..\lyx-windows-deps-msvc2008\include extra_lib_path=..\..\lyx-windows-deps-msvc2008\lib extra_bin_path=..\..\lyx-windows-deps-msvc2008\bin qt_dir=..\..\lyx-windows-deps-msvc2008\qt-4
+call scons install prefix=..\..\build-msvc use_vc=yes frontend=qt4 mode=debug version_suffix=20 gettext=system nls=yes extra_inc_path=..\..\lyx-windows-deps-msvc2008\include extra_lib_path=..\..\lyx-windows-deps-msvc2008\lib extra_bin_path=..\..\lyx-windows-deps-msvc2008\bin qt_dir=..\..\lyx-windows-deps-msvc2008\qt-4
 call scons msvs_projects
\ No newline at end of file