diff --git a/src/msvcbuild.bat b/src/msvcbuild.bat
index 6d6c1aa2..3ab59ea5 100644
--- a/src/msvcbuild.bat
+++ b/src/msvcbuild.bat
@@ -42,6 +42,9 @@ if exist minilua.exe.manifest^
 minilua %DASM% -LN %DASMFLAGS% -o host\buildvm_arch.h vm_x86.dasc
 @if errorlevel 1 goto :BAD
 
+git show -s --format=%ct >luajit_relver.txt
+minilua host\genversion.lua
+
 %LJCOMPILE% /I "." /I %DASMDIR% host\buildvm*.c
 @if errorlevel 1 goto :BAD
 %LJLINK% /out:buildvm.exe buildvm*.obj
diff --git a/src/ps4build.bat b/src/ps4build.bat
index 337a44fa..2fd582e3 100644
--- a/src/ps4build.bat
+++ b/src/ps4build.bat
@@ -31,6 +31,9 @@ if exist minilua.exe.manifest^
 minilua %DASM% -LN %DASMFLAGS% -o host\buildvm_arch.h vm_x86.dasc
 @if errorlevel 1 goto :BAD
 
+git show -s --format=%ct >luajit_relver.txt
+minilua host\genversion.lua
+
 %LJCOMPILE% /I "." /I %DASMDIR% -DLUAJIT_TARGET=LUAJIT_ARCH_X64 -DLUAJIT_OS=LUAJIT_OS_OTHER -DLUAJIT_DISABLE_JIT -DLUAJIT_DISABLE_FFI -DLUAJIT_NO_UNWIND host\buildvm*.c
 @if errorlevel 1 goto :BAD
 %LJLINK% /out:buildvm.exe buildvm*.obj
diff --git a/src/psvitabuild.bat b/src/psvitabuild.bat
index 3991dc65..e26c36e1 100644
--- a/src/psvitabuild.bat
+++ b/src/psvitabuild.bat
@@ -31,6 +31,9 @@ if exist minilua.exe.manifest^
 minilua %DASM% -LN %DASMFLAGS% -o host\buildvm_arch.h vm_arm.dasc
 @if errorlevel 1 goto :BAD
 
+git show -s --format=%ct >luajit_relver.txt
+minilua host\genversion.lua
+
 %LJCOMPILE% /I "." /I %DASMDIR% -DLUAJIT_TARGET=LUAJIT_ARCH_ARM -DLUAJIT_OS=LUAJIT_OS_OTHER -DLUAJIT_DISABLE_JIT -DLUAJIT_DISABLE_FFI -DLJ_TARGET_PSVITA=1 host\buildvm*.c
 @if errorlevel 1 goto :BAD
 %LJLINK% /out:buildvm.exe buildvm*.obj
diff --git a/src/xedkbuild.bat b/src/xedkbuild.bat
index 240ec878..4c2d5cc7 100644
--- a/src/xedkbuild.bat
+++ b/src/xedkbuild.bat
@@ -31,6 +31,9 @@ if exist minilua.exe.manifest^
 minilua %DASM% -LN %DASMFLAGS% -o host\buildvm_arch.h vm_ppc.dasc
 @if errorlevel 1 goto :BAD
 
+git show -s --format=%ct >luajit_relver.txt
+minilua host\genversion.lua
+
 %LJCOMPILE% /I "." /I %DASMDIR% /D_XBOX_VER=200 /DLUAJIT_TARGET=LUAJIT_ARCH_PPC  host\buildvm*.c
 @if errorlevel 1 goto :BAD
 %LJLINK% /out:buildvm.exe buildvm*.obj