diff --git a/packages/backend/package.json b/packages/backend/package.json
index c5ab587cfb..7576a203de 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -75,8 +75,7 @@
 		"node-fetch": "3.2.6",
 		"nodemailer": "6.7.6",
 		"os-utils": "0.0.14",
-		"parse5": "7.0.0",
-		"parse5-htmlparser2-tree-adapter": "7.0.0",
+		"parse5": "6.0.1",
 		"pg": "8.7.3",
 		"private-ip": "2.3.3",
 		"probe-image-size": "7.2.3",
diff --git a/packages/backend/src/mfm/from-html.ts b/packages/backend/src/mfm/from-html.ts
index 710c18f44d..e94dbb8009 100644
--- a/packages/backend/src/mfm/from-html.ts
+++ b/packages/backend/src/mfm/from-html.ts
@@ -1,6 +1,6 @@
 import { URL } from 'node:url';
 import * as parse5 from 'parse5';
-import { adapter as treeAdapter } from 'parse5-htmlparser2-tree-adapter';
+import treeAdapter from 'parse5/lib/tree-adapters/default.js';
 
 const urlRegex = /^https?:\/\/[\w\/:%#@$&?!()\[\]~.,=+\-]+/;
 const urlRegexFull = /^https?:\/\/[\w\/:%#@$&?!()\[\]~.,=+\-]+$/;
diff --git a/packages/backend/yarn.lock b/packages/backend/yarn.lock
index a9c20c3c0b..cc8292a253 100644
--- a/packages/backend/yarn.lock
+++ b/packages/backend/yarn.lock
@@ -2331,11 +2331,6 @@ domelementtype@^2.2.0:
   resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-2.2.0.tgz#9a0b6c2782ed6a1c7323d42267183df9bd8b1d57"
   integrity sha512-DtBMo82pv1dFtUmHyr48beiuq792Sxohr+8Hm9zoxklYPfa6n0Z3Byjj2IV7bmr2IyqClnqEQhfgHJJ5QF0R5A==
 
-domelementtype@^2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-2.3.0.tgz#5c45e8e869952626331d7aab326d01daf65d589d"
-  integrity sha512-OLETBj6w0OsagBwdXnPdN0cnMfF9opN69co+7ZrbfPGrdpPVNBUj02spi6B1N7wChLQiPn4CSH/zJvXw56gmHw==
-
 domexception@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/domexception/-/domexception-4.0.0.tgz#4ad1be56ccadc86fc76d033353999a8037d03673"
@@ -2364,13 +2359,6 @@ domhandler@^4.2.0:
   dependencies:
     domelementtype "^2.2.0"
 
-domhandler@^5.0.2:
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/domhandler/-/domhandler-5.0.3.tgz#cc385f7f751f1d1fc650c21374804254538c7d31"
-  integrity sha512-cgwlv/1iFQiFnU96XXgROh8xTeetsnJiDsTc7TYCLFd9+/WNkIqPTxiM/8pSd8VIrhXGTf1Ny1q1hquVqDJB5w==
-  dependencies:
-    domelementtype "^2.3.0"
-
 domutils@1.5.1:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.5.1.tgz#dcd8488a26f563d61079e48c9f7b7e32373682cf"
@@ -5248,14 +5236,6 @@ parse-srcset@^1.0.2:
   resolved "https://registry.yarnpkg.com/parse-srcset/-/parse-srcset-1.0.2.tgz#f2bd221f6cc970a938d88556abc589caaaa2bde1"
   integrity sha1-8r0iH2zJcKk42IVWq8WJyqqiveE=
 
-parse5-htmlparser2-tree-adapter@7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/parse5-htmlparser2-tree-adapter/-/parse5-htmlparser2-tree-adapter-7.0.0.tgz#23c2cc233bcf09bb7beba8b8a69d46b08c62c2f1"
-  integrity sha512-B77tOZrqqfUfnVcOrUvfdLbz4pu4RopLD/4vmu3HUPswwTA8OH0EMW9BlWR2B0RCoiZRAHEUu7IxeP1Pd1UU+g==
-  dependencies:
-    domhandler "^5.0.2"
-    parse5 "^7.0.0"
-
 parse5-htmlparser2-tree-adapter@^6.0.0:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/parse5-htmlparser2-tree-adapter/-/parse5-htmlparser2-tree-adapter-6.0.1.tgz#2cdf9ad823321140370d4dbf5d3e92c7c8ddc6e6"
@@ -5263,22 +5243,22 @@ parse5-htmlparser2-tree-adapter@^6.0.0:
   dependencies:
     parse5 "^6.0.1"
 
-parse5@7.0.0, parse5@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/parse5/-/parse5-7.0.0.tgz#51f74a5257f5fcc536389e8c2d0b3802e1bfa91a"
-  integrity sha512-y/t8IXSPWTuRZqXc0ajH/UwDj4mnqLEbSttNbThcFhGrZuOyoyvNBO85PBp2jQa55wY9d07PBNjsK8ZP3K5U6g==
-  dependencies:
-    entities "^4.3.0"
+parse5@6.0.1, parse5@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/parse5/-/parse5-6.0.1.tgz#e1a1c085c569b3dc08321184f19a39cc27f7c30b"
+  integrity sha512-Ofn/CTFzRGTTxwpNEs9PP93gXShHcTq255nzRYSKe8AkVpZY7e1fpmTfOyoIvjP5HG7Z2ZM7VS9PPhQGW2pOpw==
 
 parse5@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/parse5/-/parse5-5.1.1.tgz#f68e4e5ba1852ac2cadc00f4555fff6c2abb6178"
   integrity sha512-ugq4DFI0Ptb+WWjAdOK16+u/nHfiIrcE+sh8kZMaM0WllQKLI9rOUq6c2b7cwPkXdzfQESqvoqK6ug7U/Yyzug==
 
-parse5@^6.0.1:
-  version "6.0.1"
-  resolved "https://registry.yarnpkg.com/parse5/-/parse5-6.0.1.tgz#e1a1c085c569b3dc08321184f19a39cc27f7c30b"
-  integrity sha512-Ofn/CTFzRGTTxwpNEs9PP93gXShHcTq255nzRYSKe8AkVpZY7e1fpmTfOyoIvjP5HG7Z2ZM7VS9PPhQGW2pOpw==
+parse5@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/parse5/-/parse5-7.0.0.tgz#51f74a5257f5fcc536389e8c2d0b3802e1bfa91a"
+  integrity sha512-y/t8IXSPWTuRZqXc0ajH/UwDj4mnqLEbSttNbThcFhGrZuOyoyvNBO85PBp2jQa55wY9d07PBNjsK8ZP3K5U6g==
+  dependencies:
+    entities "^4.3.0"
 
 parseurl@^1.3.2:
   version "1.3.3"