diff --git a/funding.json b/funding.json
new file mode 100644
index 0000000000..8cb8db38a5
--- /dev/null
+++ b/funding.json
@@ -0,0 +1,5 @@
+{
+  "opRetro": {
+    "projectId": "0xbd7efe4f47254e152bc1193b095dbad6711748577df2cd8f6a55c125ea58a376"
+  }
+}
\ No newline at end of file