diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..efe0f24
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "sam2"]
+	path = sam2
+	url = https://github.com/facebookresearch/sam2.git
diff --git a/sam2 b/sam2
new file mode 160000
index 0000000..2b90b9f
--- /dev/null
+++ b/sam2
@@ -0,0 +1 @@
+Subproject commit 2b90b9f5ceec907a1c18123530e92e794ad901a4