diff --git a/uisimulator/win32/Makefile b/uisimulator/win32/Makefile
index 1822fd1131..1dfa881894 100644
--- a/uisimulator/win32/Makefile
+++ b/uisimulator/win32/Makefile
@@ -60,7 +60,7 @@ CFLAGS = $(DEBUG) $(DEFINES) $(INCLUDES) -W -Wall -mwindows
 
 APPCFLAGS = $(DEBUG) $(DEFINES) $(APPINCLUDES) -W -Wall -mwindows
 
-FIRMSRCS = chartables.c lcd.c power.c sprintf.c id3.c usb.c \
+FIRMSRCS = lcd.c power.c sprintf.c id3.c usb.c		\
         mpeg.c powermgmt.c font.c loadfont.c X5x8.c
 
 APPS = main.c tree.c menu.c credits.c main_menu.c icons.c \
@@ -166,9 +166,6 @@ $(OBJDIR)/lcd.o: $(DRIVERS)/lcd.c
 $(OBJDIR)/power.o: $(DRIVERS)/power.c
 	$(CC) $(APPCFLAGS) -c $< -o $@
 
-$(OBJDIR)/chartables.o: $(FIRMWAREDIR)/chartables.c
-	$(CC) $(APPCFLAGS) -c $< -o $@
-
 $(OBJDIR)/usb.o: $(FIRMWAREDIR)/usb.c
 	$(CC) $(APPCFLAGS) -c $< -o $@
 
diff --git a/uisimulator/x11/Makefile b/uisimulator/x11/Makefile
index c6f86d40ad..9bebeac067 100644
--- a/uisimulator/x11/Makefile
+++ b/uisimulator/x11/Makefile
@@ -76,7 +76,7 @@ CFLAGS = $(DEBUG) $(DEFINES) $(INCLUDES) -W -Wall
 
 APPCFLAGS = $(DEBUG) $(DEFINES) -DAPPSVERSION=\"$(VERSION)\" $(APPINCLUDES) -W -Wall
 
-FIRMSRCS = chartables.c lcd.c sprintf.c id3.c debug.c usb.c mpeg.c power.c\
+FIRMSRCS = lcd.c sprintf.c id3.c debug.c usb.c mpeg.c power.c\
   powermgmt.c font.c X5x8.c loadfont.c panic.c
 
 APPS = main.c tree.c menu.c credits.c main_menu.c\
@@ -216,9 +216,6 @@ $(OBJDIR)/showtext.o: $(APPDIR)/showtext.c
 $(OBJDIR)/lcd.o: $(DRIVERS)/lcd.c
 	$(CC) $(CFLAGS) -c $< -o $@
 
-$(OBJDIR)/chartables.o: $(FIRMWAREDIR)/chartables.c
-	$(CC) $(APPCFLAGS) -c $< -o $@
-
 $(OBJDIR)/X5x8.o: $(FIRMWAREDIR)/X5x8.c
 	$(CC) $(APPCFLAGS) -c $< -o $@