--- a/Makefile	Sat Jan 29 13:33:14 2005 +0000
+++ b/Makefile	Sat Jan 29 13:33:48 2005 +0000
@@ -624,6 +624,7 @@
 C_SOURCES += subsidy_gui.c
 C_SOURCES += terraform_gui.c
 C_SOURCES += texteff.c
+C_SOURCES += tile.c
 C_SOURCES += town_cmd.c
 C_SOURCES += town_gui.c
 C_SOURCES += train_cmd.c