diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000000..3a3c564c8fa
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "src/pytorch-sphinx-theme"]
+	path = src/pytorch-sphinx-theme
+	url = https://github.com/pytorch/pytorch_sphinx_theme
diff --git a/src/pytorch-sphinx-theme b/src/pytorch-sphinx-theme
index 19dbba563ff..181ad8dfbee 160000
--- a/src/pytorch-sphinx-theme
+++ b/src/pytorch-sphinx-theme
@@ -1 +1 @@
-Subproject commit 19dbba563ffd86c4167b6e9ac571556521c25f13
+Subproject commit 181ad8dfbee4e7188ac52c1d0cb768720a2731c4