diff --git a/.gitmodules b/.gitmodules
index 6b17cb1..27c8abf 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "src/espcpputils"]
 	path = src/espcpputils
 	url = git@github.com:0xFEEDC0DE64/espcpputils.git
+[submodule "esp-idf"]
+	path = esp-idf
+	url = https://github.com/0xFEEDC0DE64/esp-idf.git
diff --git a/esp-idf b/esp-idf
new file mode 160000
index 0000000..cd7cd9d
--- /dev/null
+++ b/esp-idf
@@ -0,0 +1 @@
+Subproject commit cd7cd9ddef731411b18b716bcddec2e62dc6b8f1