diff --git a/projects/mips_sys/src/.directory_history b/projects/mips_sys/src/.directory_history
new file mode 100644
index 0000000..2f56f3d
--- /dev/null
+++ b/projects/mips_sys/src/.directory_history
@@ -0,0 +1,4 @@
+VHDL/projects/mips_sys/src/async_defs.vhd
+
+VHDL/projects/mips_sys/src/sys_types.vhd
+VHDL/projects/mips_sys/src/async_defs.vhd