1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 8775fce..c843fc8 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@ sol: cards.o sol.o
 
 $(OBJS): cards.h
 
-sol.o: stack.h
+sol.o: layout.h stack.h
 
 clean:
 	rm -f $(BINS) $(OBJS)