diff --git a/pathfinder b/pathfinder
new file mode 160000
index 0000000..8a3f3f3
--- /dev/null
+++ b/pathfinder
@@ -0,0 +1 @@
+Subproject commit 8a3f3f380f3c4e5bcf0fc41ddd5f136865c51f74
diff --git a/pathfinder_websocket b/pathfinder_websocket
new file mode 160000
index 0000000..f6b4f5a
--- /dev/null
+++ b/pathfinder_websocket
@@ -0,0 +1 @@
+Subproject commit f6b4f5ae309e21ad793197a77b5d095a33cfc9f1