diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..5df3ebe
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "vendor/amduat-api"]
+	path = vendor/amduat-api
+	url = ../amduat-api
diff --git a/vendor/amduat-api b/vendor/amduat-api
new file mode 160000
index 0000000..b8c0a6e
--- /dev/null
+++ b/vendor/amduat-api
@@ -0,0 +1 @@
+Subproject commit b8c0a6e6d0dea9d6adcfe0c1360564f1badd457e