diff --git a/.gitmodules b/.gitmodules
index 0b4bef3..fd3d8bd 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "third_party/masterserver"]
 	path = third_party/masterserver
 	url = git@git.kingsome.cn:server_common/masterserver.git
+[submodule "third_party/tools"]
+	path = third_party/tools
+	url = git@git.kingsome.cn:server_common/tools.git
diff --git a/third_party/tools b/third_party/tools
new file mode 160000
index 0000000..89d4afa
--- /dev/null
+++ b/third_party/tools
@@ -0,0 +1 @@
+Subproject commit 89d4afa65c9b905ea1ac114a1280b5dd203a7ad7