diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..c2e7ba09
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "external/hibou-oca/server-tools"]
+	path = external/hibou-oca/server-tools
+	url = https://github.com/hibou-io/oca-server-tools.git
+	branch = 14.0
diff --git a/base_exception b/base_exception
new file mode 120000
index 00000000..c13e831d
--- /dev/null
+++ b/base_exception
@@ -0,0 +1 @@
+./external/hibou-oca/server-tools/base_exception
\ No newline at end of file
diff --git a/external/hibou-oca/server-tools b/external/hibou-oca/server-tools
new file mode 160000
index 00000000..51196b7a
--- /dev/null
+++ b/external/hibou-oca/server-tools
@@ -0,0 +1 @@
+Subproject commit 51196b7a72cc2ddd111dd567c606360e6fcd7770