diff --git a/package.json b/package.json
index 11a3991..bd12c38 100644
--- a/package.json
+++ b/package.json
@@ -164,7 +164,7 @@
     "@libp2p/interfaces": "^3.0.3",
     "@libp2p/logger": "^2.0.0",
     "@libp2p/utils": "^3.0.2",
-    "@multiformats/mafmt": "^11.0.3",
+    "@multiformats/mafmt": "^12.0.0",
     "@multiformats/multiaddr": "^12.0.0",
     "@multiformats/multiaddr-to-uri": "^9.0.2",
     "abortable-iterator": "^4.0.2",