diff --git a/packages/blockstore-core/package.json b/packages/blockstore-core/package.json
index c13d0ba7..eaba35a3 100644
--- a/packages/blockstore-core/package.json
+++ b/packages/blockstore-core/package.json
@@ -178,7 +178,7 @@
     "err-code": "^3.0.1",
     "interface-blockstore": "^5.0.0",
     "interface-store": "^5.0.0",
-    "multiformats": "^11.0.2"
+    "multiformats": "^12.0.1"
   },
   "devDependencies": {
     "aegir": "^39.0.9",
diff --git a/packages/blockstore-fs/package.json b/packages/blockstore-fs/package.json
index a7942fb4..703b2884 100644
--- a/packages/blockstore-fs/package.json
+++ b/packages/blockstore-fs/package.json
@@ -170,7 +170,7 @@
     "it-glob": "^2.0.1",
     "it-map": "^3.0.1",
     "it-parallel-batch": "^3.0.0",
-    "multiformats": "^11.0.2"
+    "multiformats": "^12.0.1"
   },
   "devDependencies": {
     "aegir": "^39.0.9",
diff --git a/packages/blockstore-idb/package.json b/packages/blockstore-idb/package.json
index 0a657e25..82e3b3a5 100644
--- a/packages/blockstore-idb/package.json
+++ b/packages/blockstore-idb/package.json
@@ -146,7 +146,7 @@
     "idb": "^7.1.1",
     "interface-blockstore": "^5.0.0",
     "interface-store": "^5.0.0",
-    "multiformats": "^11.0.2"
+    "multiformats": "^12.0.1"
   },
   "devDependencies": {
     "aegir": "^39.0.9",
diff --git a/packages/blockstore-level/package.json b/packages/blockstore-level/package.json
index b2c36019..810726f6 100644
--- a/packages/blockstore-level/package.json
+++ b/packages/blockstore-level/package.json
@@ -149,7 +149,7 @@
     "interface-blockstore": "^5.0.0",
     "interface-store": "^5.0.0",
     "level": "^8.0.0",
-    "multiformats": "^11.0.2"
+    "multiformats": "^12.0.1"
   },
   "devDependencies": {
     "aegir": "^39.0.9",
diff --git a/packages/blockstore-s3/package.json b/packages/blockstore-s3/package.json
index c437832f..ea0519f8 100644
--- a/packages/blockstore-s3/package.json
+++ b/packages/blockstore-s3/package.json
@@ -147,7 +147,7 @@
     "interface-blockstore": "^5.0.0",
     "interface-store": "^5.0.0",
     "it-to-buffer": "^4.0.1",
-    "multiformats": "^11.0.2",
+    "multiformats": "^12.0.1",
     "uint8arrays": "^4.0.2"
   },
   "devDependencies": {
diff --git a/packages/interface-blockstore-tests/package.json b/packages/interface-blockstore-tests/package.json
index 8ff62ae5..2f63f98e 100644
--- a/packages/interface-blockstore-tests/package.json
+++ b/packages/interface-blockstore-tests/package.json
@@ -137,7 +137,7 @@
     "interface-blockstore": "^5.0.0",
     "it-all": "^3.0.1",
     "it-drain": "^3.0.1",
-    "multiformats": "^11.0.2",
+    "multiformats": "^12.0.1",
     "uint8arrays": "^4.0.2"
   },
   "devDependencies": {
diff --git a/packages/interface-blockstore/package.json b/packages/interface-blockstore/package.json
index 9345a0da..1ada2f0c 100644
--- a/packages/interface-blockstore/package.json
+++ b/packages/interface-blockstore/package.json
@@ -128,7 +128,7 @@
   },
   "dependencies": {
     "interface-store": "^5.0.0",
-    "multiformats": "^11.0.2"
+    "multiformats": "^12.0.1"
   },
   "devDependencies": {
     "aegir": "^39.0.9"