diff --git a/packages/backend/package.json b/packages/backend/package.json
index 83c49459b5..e05a787473 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -31,10 +31,10 @@
 		"@bull-board/ui": "5.8.0",
 		"@discordapp/twemoji": "14.1.2",
 		"@elastic/elasticsearch": "7.17.0",
+		"@joinfirefish/http-signature": "1.8.3",
 		"@koa/cors": "3.4.3",
 		"@koa/multer": "3.0.2",
 		"@koa/router": "9.0.1",
-		"@peertube/http-signature": "1.7.0",
 		"@redocly/openapi-core": "1.0.2",
 		"@sinonjs/fake-timers": "9.1.2",
 		"@syuilo/aiscript": "0.11.1",
diff --git a/packages/backend/src/@types/http-signature.d.ts b/packages/backend/src/@types/http-signature.d.ts
index 3bfece8cbf..4ff20564c3 100644
--- a/packages/backend/src/@types/http-signature.d.ts
+++ b/packages/backend/src/@types/http-signature.d.ts
@@ -1,4 +1,4 @@
-declare module "@peertube/http-signature" {
+declare module "@joinfirefish/http-signature" {
 	import type { IncomingMessage, ClientRequest } from "node:http";
 
 	interface ISignature {
diff --git a/packages/backend/src/queue/index.ts b/packages/backend/src/queue/index.ts
index 0500737a48..ab0de33243 100644
--- a/packages/backend/src/queue/index.ts
+++ b/packages/backend/src/queue/index.ts
@@ -1,4 +1,4 @@
-import type httpSignature from "@peertube/http-signature";
+import type httpSignature from "@joinfirefish/http-signature";
 import { v4 as uuid } from "uuid";
 
 import config from "@/config/index.js";
diff --git a/packages/backend/src/queue/processors/inbox.ts b/packages/backend/src/queue/processors/inbox.ts
index 0e500b89ed..e4ad7ce90c 100644
--- a/packages/backend/src/queue/processors/inbox.ts
+++ b/packages/backend/src/queue/processors/inbox.ts
@@ -1,6 +1,6 @@
 import { URL } from "node:url";
 import type Bull from "bull";
-import httpSignature from "@peertube/http-signature";
+import httpSignature from "@joinfirefish/http-signature";
 import perform from "@/remote/activitypub/perform.js";
 import Logger from "@/services/logger.js";
 import { registerOrFetchInstanceDoc } from "@/services/register-or-fetch-instance-doc.js";
diff --git a/packages/backend/src/queue/types.ts b/packages/backend/src/queue/types.ts
index 6383f3fdd5..a70364012f 100644
--- a/packages/backend/src/queue/types.ts
+++ b/packages/backend/src/queue/types.ts
@@ -3,7 +3,7 @@ import type { Note } from "@/models/entities/note";
 import type { User } from "@/models/entities/user.js";
 import type { Webhook } from "@/models/entities/webhook";
 import type { IActivity } from "@/remote/activitypub/type.js";
-import type httpSignature from "@peertube/http-signature";
+import type httpSignature from "@joinfirefish/http-signature";
 
 export type DeliverJobData = {
 	/** Actor */
diff --git a/packages/backend/src/remote/activitypub/check-fetch.ts b/packages/backend/src/remote/activitypub/check-fetch.ts
index c885b4a199..8d9a5e7cc6 100644
--- a/packages/backend/src/remote/activitypub/check-fetch.ts
+++ b/packages/backend/src/remote/activitypub/check-fetch.ts
@@ -1,5 +1,5 @@
 import { URL } from "url";
-import httpSignature from "@peertube/http-signature";
+import httpSignature from "@joinfirefish/http-signature";
 import config from "@/config/index.js";
 import { fetchMeta } from "@/misc/fetch-meta.js";
 import { toPuny } from "@/misc/convert-host.js";
diff --git a/packages/backend/src/server/activitypub.ts b/packages/backend/src/server/activitypub.ts
index f9d5eb99c3..eaa1e2c90b 100644
--- a/packages/backend/src/server/activitypub.ts
+++ b/packages/backend/src/server/activitypub.ts
@@ -1,6 +1,6 @@
 import Router from "@koa/router";
 import json from "koa-json-body";
-import httpSignature from "@peertube/http-signature";
+import httpSignature from "@joinfirefish/http-signature";
 
 import { In, IsNull, Not } from "typeorm";
 import { renderActivity } from "@/remote/activitypub/renderer/index.js";
diff --git a/packages/backend/test/ap-request.ts b/packages/backend/test/ap-request.ts
index bf77a38532..ed7f5030fe 100644
--- a/packages/backend/test/ap-request.ts
+++ b/packages/backend/test/ap-request.ts
@@ -1,5 +1,5 @@
 import * as assert from "assert";
-import httpSignature from "@peertube/http-signature";
+import httpSignature from "@joinfirefish/http-signature";
 import { genRsaKeyPair } from "../src/misc/gen-key-pair.js";
 import {
 	createSignedPost,
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 79282ed428..76b00d13db 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -111,6 +111,9 @@ importers:
       '@elastic/elasticsearch':
         specifier: 7.17.0
         version: 7.17.0
+      '@joinfirefish/http-signature':
+        specifier: 1.8.3
+        version: 1.8.3
       '@koa/cors':
         specifier: 3.4.3
         version: 3.4.3
@@ -120,9 +123,6 @@ importers:
       '@koa/router':
         specifier: 9.0.1
         version: 9.0.1
-      '@peertube/http-signature':
-        specifier: 1.7.0
-        version: 1.7.0
       '@redocly/openapi-core':
         specifier: 1.0.2
         version: 1.0.2
@@ -742,7 +742,7 @@ importers:
         version: 2.30.0
       emojilib:
         specifier: github:thatonecalculator/emojilib
-        version: github.com/thatonecalculator/emojilib/d3c8c6a77d4362b3b3180099f1d2eac344ce245c
+        version: github.com/thatonecalculator/emojilib/c3c82a3c8f360e1ec567c61012b95d23f0d22175
       escape-regexp:
         specifier: 0.0.1
         version: 0.0.1
@@ -2740,6 +2740,15 @@ packages:
       chalk: 4.1.2
     dev: true
 
+  /@joinfirefish/http-signature@1.8.3:
+    resolution: {integrity: sha512-x3YOhg1Phq2aTml5n+8jTpBcKKI0ArgL7xNvaBBby6E+is2lHQYHvlzWIHrDsCM9Fu9VtMBCvlqEcjuoA59K0A==}
+    engines: {node: '>=4.1.6'}
+    dependencies:
+      assert-plus: 1.0.0
+      jsprim: 2.0.2
+      sshpk: 1.17.0
+    dev: false
+
   /@jridgewell/gen-mapping@0.3.3:
     resolution: {integrity: sha512-HLhSWOLRi875zjjMG/r+Nv0oCW8umGb0BgEhyX3dDX3egwZtB8PqLnjz3yedt8R5StBrzcg4aBpnh8UA9D1BoQ==}
     engines: {node: '>=6.0.0'}
@@ -3039,15 +3048,6 @@ packages:
   /@one-ini/wasm@0.1.1:
     resolution: {integrity: sha512-XuySG1E38YScSJoMlqovLru4KTUNSjgVTIjyh7qMX6aNN5HY5Ct5LhRJdxO79JtTzKfzV/bnWpz+zquYrISsvw==}
 
-  /@peertube/http-signature@1.7.0:
-    resolution: {integrity: sha512-aGQIwo6/sWtyyqhVK4e1MtxYz4N1X8CNt6SOtCc+Wnczs5S5ONaLHDDR8LYaGn0MgOwvGgXyuZ5sJIfd7iyoUw==}
-    engines: {node: '>=0.10'}
-    dependencies:
-      assert-plus: 1.0.0
-      jsprim: 1.4.2
-      sshpk: 1.17.0
-    dev: false
-
   /@phc/format@1.0.0:
     resolution: {integrity: sha512-m7X9U6BG2+J+R1lSOdCiITLLrxm+cWlNI3HUFA92oLO77ObGNzaKdh8pMLqdZcshtkKuV84olNNXDfMc4FezBQ==}
     engines: {node: '>=10'}
@@ -12891,7 +12891,6 @@ packages:
       extsprintf: 1.3.0
       json-schema: 0.4.0
       verror: 1.10.0
-    dev: true
 
   /jsrsasign@10.8.6:
     resolution: {integrity: sha512-bQmbVtsfbgaKBTWCKiDCPlUPbdlRIK/FzSwT3BzIgZl/cU6TqXu6pZJsCI/dJVrZ9Gir5GC4woqw9shH/v7MBw==}
@@ -19461,8 +19460,8 @@ packages:
       url-polyfill: 1.1.12
     dev: true
 
-  github.com/thatonecalculator/emojilib/d3c8c6a77d4362b3b3180099f1d2eac344ce245c:
-    resolution: {tarball: https://codeload.github.com/thatonecalculator/emojilib/tar.gz/d3c8c6a77d4362b3b3180099f1d2eac344ce245c}
+  github.com/thatonecalculator/emojilib/c3c82a3c8f360e1ec567c61012b95d23f0d22175:
+    resolution: {tarball: https://codeload.github.com/thatonecalculator/emojilib/tar.gz/c3c82a3c8f360e1ec567c61012b95d23f0d22175}
     name: emojilib
     version: 3.0.10
     dev: true