diff --git a/submodules/msisac b/submodules/msisac
new file mode 160000
index 000000000..5f4300408
--- /dev/null
+++ b/submodules/msisac
@@ -0,0 +1 @@
+Subproject commit 5f43004087e34a6d00de8f20c6b3b9326483f194