diff --git a/packages/dag-json/package.json b/packages/dag-json/package.json
index 0a9cab5..5edf464 100644
--- a/packages/dag-json/package.json
+++ b/packages/dag-json/package.json
@@ -143,7 +143,7 @@
     "@ipld/dag-json": "^10.0.1",
     "@libp2p/interfaces": "^3.3.1",
     "interface-blockstore": "^5.0.0",
-    "multiformats": "^11.0.1",
+    "multiformats": "^12.0.1",
     "progress-events": "^1.0.0"
   },
   "devDependencies": {
diff --git a/packages/interop/package.json b/packages/interop/package.json
index c6b01fb..3e8313f 100644
--- a/packages/interop/package.json
+++ b/packages/interop/package.json
@@ -68,7 +68,7 @@
     "kubo-rpc-client": "^3.0.0",
     "libp2p": "^0.45.3",
     "merge-options": "^3.0.4",
-    "multiformats": "^11.0.2",
+    "multiformats": "^12.0.1",
     "wherearewe": "^2.0.1"
   },
   "browser": {