diff --git a/cv4/Makefile b/cv4/Makefile
new file mode 100644
index 0000000..ab961dd
--- /dev/null
+++ b/cv4/Makefile
@@ -0,0 +1,17 @@
+CC = gcc
+CFLAGS = -Wall -Wextra
+TARGET = train_management
+
+all: $(TARGET)
+
+$(TARGET): main.o a_train.o
+	$(CC) $(CFLAGS) -o $(TARGET) main.o a_train.o
+
+main.o: main.c a_train.h
+	$(CC) $(CFLAGS) -c main.c
+
+a_train.o: a_train.c a_train.h
+	$(CC) $(CFLAGS) -c a_train.c
+
+clean:
+	rm -f $(TARGET) *.o