diff --git a/du4/Makefile b/du4/Makefile
new file mode 100644
index 0000000..341d02b
--- /dev/null
+++ b/du4/Makefile
@@ -0,0 +1,25 @@
+TARGET = train
+
+
+CC = gcc
+CFLAGS = -Wall -Wextra -std=c11
+
+SRCS = main.c a_train.c
+OBJS = $(SRCS:.c=.o)
+
+SRC_DIR = .
+INC_DIR = .
+
+all: $(TARGET)
+
+$(TARGET): $(OBJS)
+        $(CC) $(CFLAGS) -I$(INC_DIR) $(OBJS) -o $(TARGET)
+
+%.o: %.c
+        $(CC) $(CFLAGS) -I$(INC_DIR) -c $< -o $@
+
+run: $(TARGET)
+        ./$(TARGET)
+
+clean:
+        rm -f $(OBJS) $(TARGET)