diff --git a/Makefile b/Makefile
index e8e6753..02896c9 100644
--- a/Makefile
+++ b/Makefile
@@ -3,11 +3,14 @@ CFLAGS=-pedantic -Wall -ggdb -fsanitize=address
 VFLAGS=--show-leak-kinds=all --leak-check=full
 OUT=
 
-$(OUT).out: $(OUT).cpp
+btree.out: btree.cpp
+	$(CC) $(CFLAGS) $^ -o $@
+
+list.out: list.cpp
 	$(CC) $(CFLAGS) $^ -o $@
 
 .PHONY: run
-run: $(OUT).out
+run: $(OUT)
 	./$^
 
 .PHONY: clean