diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..a1ca048
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "backend/vendor/hare-http"]
+	path = backend/vendor/hare-http
+	url = https://git.sr.ht/~sircmpwn/hare-http
diff --git a/backend/vendor/hare-http b/backend/vendor/hare-http
new file mode 160000
index 0000000..9237448
--- /dev/null
+++ b/backend/vendor/hare-http
@@ -0,0 +1 @@
+Subproject commit 923744872525b490925117ce597f10037208fc05