diff --git a/server/drivers/Makefile.am b/server/drivers/Makefile.am
index cf8c7d6..b143ee1 100644
--- a/server/drivers/Makefile.am
+++ b/server/drivers/Makefile.am
@@ -1,7 +1,7 @@
 noinst_LIBRARIES = libLCDdrivers.a
-libLCDdrivers_a_SOURCES = lcd.c lcd.h drv_base.c
+libLCDdrivers_a_SOURCES = lcd.c lcd.h
 EXTRA_libLCDdrivers_a_SOURCES = MtxOrb.c MtxOrb.h text.c text.h \
-        curses_drv.c curses_drv.h drv_base.c drv_base.h \
+        curses_drv.c curses_drv.h drv_base.h \
         hd44780.c hd44780.h lb216.c lb216.h \
 	hd44780-4bit.c hd44780-4bit.h \
 	hd44780-ext8bit.c hd44780-ext8bit.h lcd_sem.c lcd_sem.h \