diff --git a/package.json b/package.json
index 2073574..18cf857 100644
--- a/package.json
+++ b/package.json
@@ -145,7 +145,7 @@
     "@libp2p/interfaces": "^3.0.3",
     "@libp2p/logger": "^2.0.1",
     "@libp2p/peer-id": "^2.0.0",
-    "@multiformats/mafmt": "^11.0.3",
+    "@multiformats/mafmt": "^12.0.0",
     "@multiformats/multiaddr": "^12.0.0"
   },
   "devDependencies": {