diff --git a/make.bat b/make.bat
index c7a244e..522643b 100644
--- a/make.bat
+++ b/make.bat
@@ -3,6 +3,7 @@
 @timeout 5
 
 @PATH=C:\Hwdev\sjasmplus\;%PATH%
+@md build
 sjasmplus --outprefix=build/ --exp=build/main.exp -DVERSION_DEF=\"\" -DVERSIONSHORT_DEF=\"\"  src/main.asm
 sjasmplus --outprefix=build/ --msg=err src/build.asm
 @pause