diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..3b63868
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "sidloc-schematic"]
+	path = sidloc-schematic
+	url = https://gitlab.com/librespacefoundation/sidloc/sidloc-schematic.git
diff --git a/sidloc-schematic b/sidloc-schematic
new file mode 160000
index 0000000..7308bbf
--- /dev/null
+++ b/sidloc-schematic
@@ -0,0 +1 @@
+Subproject commit 7308bbf9eb5c096d04d263dd7d540dfce0d7b830