diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000000000000000000000000000000000..8052a6f57d7c49fab9c8b90aa8919b9584b5a10b
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "annotations-plugin"]
+	path = annotations-plugin
+	url = gitlab@gitlab.tetras-libre.fr:iiif/mirador-annotations.git