diff --git a/src/deps.ts b/src/deps.ts
index edc893a..5ccdd04 100644
--- a/src/deps.ts
+++ b/src/deps.ts
@@ -2,5 +2,5 @@ export { type Context, Hono, validator } from 'https://deno.land/x/hono@v3.0.2/m
 export { cors } from 'https://deno.land/x/hono@v3.0.2/middleware.ts';
 export { z } from 'https://deno.land/x/zod@v3.20.5/mod.ts';
 export { Author, RelayPool } from 'https://dev.jspm.io/nostr-relaypool@0.5.3';
-export { type Filter, getEventHash, getPublicKey, nip19, signEvent } from 'npm:nostr-tools@^1.7.4';
+export { type Filter, getEventHash, getPublicKey, nip19, signEvent as getSignature } from 'npm:nostr-tools@^1.10.1';
 export { default as lmdb } from 'npm:lmdb';
diff --git a/src/publisher.ts b/src/publisher.ts
index a152ec1..eaad62e 100644
--- a/src/publisher.ts
+++ b/src/publisher.ts
@@ -1,4 +1,4 @@
-import { getEventHash, signEvent } from '@/deps.ts';
+import { getEventHash, getSignature } from '@/deps.ts';
 import { type Event } from '@/nostr/event.ts';
 
 import { pool } from './client.ts';
@@ -7,7 +7,7 @@ import { publishRelays } from './config.ts';
 /** Publish an event to the Nostr relay. */
 function publish(event: Event, privatekey: string, relays = publishRelays): void {
   event.id = getEventHash(event);
-  event.sig = signEvent(event, privatekey);
+  event.sig = getSignature(event, privatekey);
   console.log('Publishing event', event);
   try {
     pool.publish(event, relays);