diff --git a/Makefile b/Makefile
index eb2a263..b876777 100644
--- a/Makefile
+++ b/Makefile
@@ -15,6 +15,7 @@ $(OUTFILE): $(OBJ)
 	$(CC) $(CFLAGS) -o $(OUTFILE) $(OBJ)
 
 $(OBJDIR)/%.o: $(SRCDIR)/%.c $(INCDIR)/%.h
+	@mkdir -p $(@D)
 	$(CC) $(CFLAGS) -o $@ -c $<
 
 .PHONY: clean