diff --git a/.gitignore b/.gitignore
index 0d81ac8..af2f1e1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,5 +3,4 @@
 *~
 *.elf
 *.sym
-Makefile
 include/eduos/config.h
diff --git a/mm/Makefile b/mm/Makefile
new file mode 100644
index 0000000..0bf2672
--- /dev/null
+++ b/mm/Makefile
@@ -0,0 +1,4 @@
+C_source := memory.c
+MODULE := mm
+
+include $(TOPDIR)/Makefile.inc