diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..46644cc88
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "lib/axtls"]
+	path = lib/axtls
+	url = https://github.com/pfalcon/axtls
+	branch = micropython
diff --git a/lib/axtls b/lib/axtls
new file mode 160000
index 000000000..a39ebe4d7
--- /dev/null
+++ b/lib/axtls
@@ -0,0 +1 @@
+Subproject commit a39ebe4d768ba79fac4f4e65fb74d13e7fb007c5