diff --git a/src/dos/Makefile.am b/src/dos/Makefile.am
index ea8f9ad6..00ae5fa2 100644
--- a/src/dos/Makefile.am
+++ b/src/dos/Makefile.am
@@ -1,6 +1,7 @@
 AM_CPPFLAGS = -I$(top_srcdir)/include
 
 noinst_LIBRARIES = libdos.a
+EXTRA_DIST = Ntddcdrm.h Ntddscsi.h Ntddstor.h scsidefs.h wnaspi32.h
 libdos_a_SOURCES = dos.cpp dos_devices.cpp dos_execute.cpp dos_files.cpp dos_ioctl.cpp dos_memory.cpp \
                    dos_misc.cpp dos_classes.cpp dos_programs.cpp dos_tables.cpp \
 		   drives.cpp drives.h drive_virtual.cpp drive_local.cpp \