diff --git a/src/hardware/Makefile.am b/src/hardware/Makefile.am
index 8f6507d4..8430e7f9 100644
--- a/src/hardware/Makefile.am
+++ b/src/hardware/Makefile.am
@@ -7,5 +7,5 @@ noinst_LIBRARIES = libhardware.a
 libhardware_a_SOURCES = adlib.cpp dma.cpp gameblaster.cpp hardware.cpp iohandler.cpp joystick.cpp keyboard.cpp \
                         memory.cpp mixer.cpp pcspeaker.cpp pic.cpp sblaster.cpp tandy_sound.cpp timer.cpp \
 			vga.cpp vga.h vga_attr.cpp vga_crtc.cpp vga_dac.cpp vga_draw.cpp vga_fonts.cpp vga_gfx.cpp \
-			vga_memory.cpp vga_misc.cpp vga_seq.cpp font-switch.h ega-switch.h
+			vga_memory.cpp vga_misc.cpp vga_seq.cpp font-switch.h ega-switch.h cmos.cpp