Add build rules for overworld sprite sheets

1 files changed, 1 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index ce3a6ec18..3c2c333b0 100644
--- a/Makefile
+++ b/Makefile
@@ -90,6 +90,7 @@ tidy:
 	rm -r build/*
 
 include graphics_file_rules.mk
+include event_obj_graphics_makefile_rules.mk
 
 %.s: ;
 %.png: ;