diff --git a/funding.json b/funding.json
new file mode 100644
index 0000000..6f7857f
--- /dev/null
+++ b/funding.json
@@ -0,0 +1,5 @@
+{
+    "opRetro": {
+        "projectId": "0x7d3f1d8e9da32b6e81e791a440b28ce9fbd79a5396acc4039d1cdc44c609c6d3"
+    }
+}
\ No newline at end of file