diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..e7d7507
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "datum_gateway"]
+	path = datum_gateway
+	url = https://github.com/OCEAN-xyz/datum_gateway.git
diff --git a/datum_gateway b/datum_gateway
new file mode 160000
index 0000000..c4a1845
--- /dev/null
+++ b/datum_gateway
@@ -0,0 +1 @@
+Subproject commit c4a1845a536ab32215f5cd4ec2ec0db40ff0d805