diff --git a/.gitmodules b/.gitmodules
index f13d6144..8707eb00 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "third_party/f8"]
 	path = third_party/f8
 	url = git@git.kingsome.cn:server_common/f8.git
+[submodule "third_party/recastnavigation_v1.6.0"]
+	path = third_party/recastnavigation_v1.6.0
+	url = git@git.kingsome.cn:server_common/recastnavigation_v1.6.0.git
diff --git a/third_party/recastnavigation_v1.6.0 b/third_party/recastnavigation_v1.6.0
new file mode 160000
index 00000000..6dc1667f
--- /dev/null
+++ b/third_party/recastnavigation_v1.6.0
@@ -0,0 +1 @@
+Subproject commit 6dc1667f580357e8a2154c28b7867bea7e8ad3a7