diff --git a/-DNDEBUG.exe b/-DNDEBUG.exe
new file mode 100644
index 0000000..23a7213
Binary files /dev/null and b/-DNDEBUG.exe differ
diff --git a/make-mingw.sh b/make-mingw.sh
index cc43c45..a209b51 100644
--- a/make-mingw.sh
+++ b/make-mingw.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-g++ -O3 -o hexagon.exe -I/mingw64/include -L/mingw64/lib main.cc src/*.cc\
+g++ -O3 -o -DNDEBUG hexagon.exe -I/mingw64/include -L/mingw64/lib main.cc src/*.cc\
   -std=c++17 -static -lpdcurses -lgdi32 -lcomdlg32 -lwinmm -luser32 -lwinpthread\
-  -lstdc++ -mwindows -s
+  -lstdc++ -mconsole -s