diff --git a/funding.json b/funding.json
new file mode 100644
index 0000000..bf92faf
--- /dev/null
+++ b/funding.json
@@ -0,0 +1,5 @@
+{
+    "opRetro": {
+        "projectId": "0x4ede10cd8332093fb0c1083828cc2e333d60f1551cef2d29bccb82bae1f5d7f7"
+    }
+}
\ No newline at end of file