diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..76ebee9
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "julia-sysimages"]
+	path = julia-sysimages
+	url = git@github.com:qwjyh/julia-my-sysimages.git
diff --git a/julia-sysimages b/julia-sysimages
new file mode 160000
index 0000000..4edc8ea
--- /dev/null
+++ b/julia-sysimages
@@ -0,0 +1 @@
+Subproject commit 4edc8eaf515839f9118f2f9d0b1ae296ef9bc7d8