diff --git a/package.json b/package.json
index 9f2eb021be..cb4b67ca60 100644
--- a/package.json
+++ b/package.json
@@ -157,7 +157,7 @@
     "lodash.isequal": "^4.5.0",
     "lodash.shuffle": "^4.2.0",
     "lodash.throttle": "^4.1.1",
-    "multiformats": "^13.1.0",
+    "multiformats": "9.9.0",
     "nanoid": "^5.0.5",
     "normalize-url": "^8.0.0",
     "patch-package": "^6.5.1",
@@ -272,7 +272,8 @@
     "@types/react": "^18",
     "**/expo-constants": "17.0.3",
     "**/expo-device": "7.0.1",
-    "**/zod": "3.23.8"
+    "**/zod": "3.23.8",
+    "**/multiformats": "9.9.0"
   },
   "jest": {
     "preset": "jest-expo/ios",
diff --git a/src/lib/api/index.ts b/src/lib/api/index.ts
index d1f304d4a8..d437570c9d 100644
--- a/src/lib/api/index.ts
+++ b/src/lib/api/index.ts
@@ -1,26 +1,25 @@
 import {
-  $Typed,
-  AppBskyEmbedExternal,
-  AppBskyEmbedImages,
-  AppBskyEmbedRecord,
-  AppBskyEmbedRecordWithMedia,
-  AppBskyEmbedVideo,
-  AppBskyFeedPost,
+  type $Typed,
+  type AppBskyEmbedExternal,
+  type AppBskyEmbedImages,
+  type AppBskyEmbedRecord,
+  type AppBskyEmbedRecordWithMedia,
+  type AppBskyEmbedVideo,
+  type AppBskyFeedPost,
   AtUri,
   BlobRef,
-  BskyAgent,
-  ComAtprotoLabelDefs,
-  ComAtprotoRepoApplyWrites,
-  ComAtprotoRepoStrongRef,
+  type BskyAgent,
+  type ComAtprotoLabelDefs,
+  type ComAtprotoRepoApplyWrites,
+  type ComAtprotoRepoStrongRef,
   RichText,
 } from '@atproto/api'
 import {TID} from '@atproto/common-web'
 import * as dcbor from '@ipld/dag-cbor'
 import {t} from '@lingui/macro'
-import {QueryClient} from '@tanstack/react-query'
+import {type QueryClient} from '@tanstack/react-query'
 import {sha256} from 'js-sha256'
-import {CID} from 'multiformats/cid'
-import * as Hasher from 'multiformats/hashes/hasher'
+import {CID, hasher} from 'multiformats'
 
 import {isNetworkError} from '#/lib/strings/errors'
 import {shortenLinks, stripInvalidMentions} from '#/lib/strings/rich-text-manip'
@@ -35,9 +34,9 @@ import {
   threadgateAllowUISettingToAllowRecordValue,
 } from '#/state/queries/threadgate'
 import {
-  EmbedDraft,
-  PostDraft,
-  ThreadDraft,
+  type EmbedDraft,
+  type PostDraft,
+  type ThreadDraft,
 } from '#/view/com/composer/state/composer'
 import {createGIFDescription} from '../gif-alt-text'
 import {uploadBlob} from './upload-blob'
@@ -410,7 +409,7 @@ async function resolveRecord(
 
 // The built-in hashing functions from multiformats (`multiformats/hashes/sha2`)
 // are meant for Node.js, this is the cross-platform equivalent.
-const mf_sha256 = Hasher.from({
+const mf_sha256 = hasher.from({
   name: 'sha2-256',
   code: 0x12,
   encode: input => {
diff --git a/tsconfig.json b/tsconfig.json
index 001b5247e0..d3b83a02b0 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -10,7 +10,8 @@
       "platform/*": ["./src/platform/*"],
       "state/*": ["./src/state/*"],
       "view/*": ["./src/view/*"],
-      "crypto": ["./src/platform/crypto.ts"]
+      "crypto": ["./src/platform/crypto.ts"],
+      "multiformats": ["node_modules/multiformats/types/src/index.d.ts"]
     }
   },
   "exclude": ["bskyweb", "bskyembed", "web-build"]
diff --git a/yarn.lock b/yarn.lock
index ab3784f4e1..cbdd2df476 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -15124,12 +15124,7 @@ multicast-dns@^7.2.5:
     dns-packet "^5.2.2"
     thunky "^1.0.2"
 
-multiformats@^13.1.0:
-  version "13.3.0"
-  resolved "https://registry.yarnpkg.com/multiformats/-/multiformats-13.3.0.tgz#1f5188bc7c4fe08ff829ae1c18dc33409042fb71"
-  integrity sha512-CBiqvsufgmpo01VT5ze94O+uc+Pbf6f/sThlvWss0sBZmAOu6GQn5usrYV2sf2mr17FWYc0rO8c/CNe2T90QAA==
-
-multiformats@^9.4.2, multiformats@^9.5.4, multiformats@^9.6.4, multiformats@^9.9.0:
+multiformats@9.9.0, multiformats@^13.1.0, multiformats@^9.4.2, multiformats@^9.5.4, multiformats@^9.6.4, multiformats@^9.9.0:
   version "9.9.0"
   resolved "https://registry.yarnpkg.com/multiformats/-/multiformats-9.9.0.tgz#c68354e7d21037a8f1f8833c8ccd68618e8f1d37"
   integrity sha512-HoMUjhH9T8DDBNT+6xzkrd9ga/XiBI4xLr58LJACwK6G3HTOPeMz4nB4KJs33L2BelrIJa7P0VuNaVF3hMYfjg==