diff --git a/package.json b/package.json
index 19db9b7268..b6841bdcfc 100644
--- a/package.json
+++ b/package.json
@@ -133,7 +133,7 @@
     "@libp2p/topology": "^4.0.1",
     "@libp2p/tracked-map": "^3.0.0",
     "@libp2p/utils": "^3.0.2",
-    "@multiformats/mafmt": "^11.0.2",
+    "@multiformats/mafmt": "^12.0.0",
     "@multiformats/multiaddr": "^12.0.0",
     "abortable-iterator": "^4.0.2",
     "any-signal": "^3.0.0",