diff --git a/.gitmodules b/.gitmodules
index 4751bed8049..50f06fdae96 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "torch/lib/pybind11"]
 	path = torch/lib/pybind11
 	url = https://github.com/pybind/pybind11
+[submodule "torch/lib/nanopb"]
+	path = torch/lib/nanopb
+	url = https://github.com/nanopb/nanopb.git
diff --git a/torch/lib/nanopb b/torch/lib/nanopb
new file mode 160000
index 00000000000..14efb1a47a4
--- /dev/null
+++ b/torch/lib/nanopb
@@ -0,0 +1 @@
+Subproject commit 14efb1a47a496652ab08b1ebcefb0ea24ae4a5e4