diff --git a/nip57.ts b/nip57.ts
index a95a52d..ec67d3d 100644
--- a/nip57.ts
+++ b/nip57.ts
@@ -49,7 +49,7 @@ export function makeZapRequest({
   comment = '',
 }: {
   profile: string
-  event: string | null
+  event: string | Event | null
   amount: number
   comment: string
   relays: string[]
@@ -68,9 +68,14 @@ export function makeZapRequest({
     ],
   }
 
-  if (event) {
+  if (event && typeof event === 'string') {
     zr.tags.push(['e', event])
   }
+  if (event && typeof event === 'object') {
+    zr.tags.push(['e', event.pubkey])
+    let a = event.tags.find(([t, v]) => t === 'a' && v)
+    if (a) zr.tags.push(a)
+  }
 
   return zr
 }