diff --git a/projects/mips_sys/ise101/mips_sys/mips_sys.lso b/projects/mips_sys/ise101/mips_sys/mips_sys.lso
new file mode 100644
index 0000000..22de730
--- /dev/null
+++ b/projects/mips_sys/ise101/mips_sys/mips_sys.lso
@@ -0,0 +1 @@
+work