diff --git a/25.md b/25.md
index d406a69e..486ef5f8 100644
--- a/25.md
+++ b/25.md
@@ -42,7 +42,7 @@ func make_like_event(pubkey: String, privkey: String, liked: NostrEvent) -> Nost
     }
     tags.append(["e", liked.id])
     tags.append(["p", liked.pubkey])
-    let ev = NostrEvent(content: "", pubkey: pubkey, kind: 7, tags: tags)
+    let ev = NostrEvent(content: "+", pubkey: pubkey, kind: 7, tags: tags)
     ev.calculate_id()
     ev.sign(privkey: privkey)
     return ev