diff --git a/examples/peer-and-content-routing/package.json b/examples/peer-and-content-routing/package.json
index 0218be3139..148461cdb7 100644
--- a/examples/peer-and-content-routing/package.json
+++ b/examples/peer-and-content-routing/package.json
@@ -38,7 +38,7 @@
     "delay": "^6.0.0",
     "it-all": "^3.0.2",
     "libp2p": "^0.46.0",
-    "multiformats": "^12.0.1"
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script"
   },
   "devDependencies": {
     "aegir": "^41.0.2",
diff --git a/packages/crypto/package.json b/packages/crypto/package.json
index 785f3f720d..3e94e7f6ae 100644
--- a/packages/crypto/package.json
+++ b/packages/crypto/package.json
@@ -89,7 +89,7 @@
     "@libp2p/interface": "^0.1.3",
     "@noble/curves": "^1.1.0",
     "@noble/hashes": "^1.3.1",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "node-forge": "^1.1.0",
     "protons-runtime": "^5.0.0",
     "uint8arraylist": "^2.4.3",
diff --git a/packages/interface-internal/tsconfig.json b/packages/interface-internal/tsconfig.json
index 67dca032e3..43e612d0a4 100644
--- a/packages/interface-internal/tsconfig.json
+++ b/packages/interface-internal/tsconfig.json
@@ -4,7 +4,8 @@
     "outDir": "dist"
   },
   "include": [
-    "src"
+    "src",
+    "test"
   ],
   "references": [
     {
diff --git a/packages/interface/package.json b/packages/interface/package.json
index 25e4b96c14..ac516fa50a 100644
--- a/packages/interface/package.json
+++ b/packages/interface/package.json
@@ -162,7 +162,7 @@
     "abortable-iterator": "^5.0.1",
     "it-pushable": "^3.2.0",
     "it-stream-types": "^2.0.1",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "p-defer": "^4.0.0",
     "race-signal": "^1.0.0",
     "uint8arraylist": "^2.4.3"
diff --git a/packages/kad-dht/package.json b/packages/kad-dht/package.json
index 4a215a7bfc..e1ff672248 100644
--- a/packages/kad-dht/package.json
+++ b/packages/kad-dht/package.json
@@ -77,7 +77,7 @@
     "it-pipe": "^3.0.1",
     "it-stream-types": "^2.0.1",
     "it-take": "^3.0.1",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "p-defer": "^4.0.0",
     "p-event": "^6.0.0",
     "p-queue": "^7.3.4",
diff --git a/packages/keychain/package.json b/packages/keychain/package.json
index 0ac5a359f4..c1a6abc445 100644
--- a/packages/keychain/package.json
+++ b/packages/keychain/package.json
@@ -67,6 +67,6 @@
     "@libp2p/peer-id-factory": "^3.0.5",
     "aegir": "^41.0.2",
     "datastore-core": "^9.1.1",
-    "multiformats": "^12.0.1"
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script"
   }
 }
diff --git a/packages/libp2p/package.json b/packages/libp2p/package.json
index 14ec1b4da7..87b0823a2f 100644
--- a/packages/libp2p/package.json
+++ b/packages/libp2p/package.json
@@ -155,7 +155,7 @@
     "it-protobuf-stream": "^1.0.0",
     "it-stream-types": "^2.0.1",
     "merge-options": "^3.0.4",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "p-defer": "^4.0.0",
     "p-queue": "^7.3.4",
     "p-retry": "^6.0.0",
@@ -165,7 +165,8 @@
     "uint8arraylist": "^2.4.3",
     "uint8arrays": "^4.0.6",
     "wherearewe": "^2.0.1",
-    "xsalsa20": "^1.1.0"
+    "xsalsa20": "^1.1.0",
+    "@types/xsalsa20": "^1.1.0"
   },
   "devDependencies": {
     "@chainsafe/libp2p-gossipsub": "^10.0.0",
@@ -182,7 +183,6 @@
     "@libp2p/mplex": "^9.0.8",
     "@libp2p/tcp": "^8.0.9",
     "@libp2p/websockets": "^7.0.9",
-    "@types/xsalsa20": "^1.1.0",
     "aegir": "^41.0.2",
     "execa": "^8.0.1",
     "go-libp2p": "^1.1.1",
diff --git a/packages/logger/package.json b/packages/logger/package.json
index 38babeb080..5b9a55152b 100644
--- a/packages/logger/package.json
+++ b/packages/logger/package.json
@@ -53,7 +53,7 @@
     "@multiformats/multiaddr": "^12.1.5",
     "debug": "^4.3.4",
     "interface-datastore": "^8.2.0",
-    "multiformats": "^12.0.1"
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script"
   },
   "devDependencies": {
     "@libp2p/peer-id": "^3.0.3",
diff --git a/packages/peer-id-factory/package.json b/packages/peer-id-factory/package.json
index d2ca5bdb2f..e2b65a029b 100644
--- a/packages/peer-id-factory/package.json
+++ b/packages/peer-id-factory/package.json
@@ -56,7 +56,7 @@
     "@libp2p/crypto": "^2.0.5",
     "@libp2p/interface": "^0.1.3",
     "@libp2p/peer-id": "^3.0.3",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "protons-runtime": "^5.0.0",
     "uint8arraylist": "^2.4.3",
     "uint8arrays": "^4.0.6"
diff --git a/packages/peer-id/package.json b/packages/peer-id/package.json
index bb910d9888..05a33a7df1 100644
--- a/packages/peer-id/package.json
+++ b/packages/peer-id/package.json
@@ -50,7 +50,7 @@
   },
   "dependencies": {
     "@libp2p/interface": "^0.1.3",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "uint8arrays": "^4.0.6"
   },
   "devDependencies": {
diff --git a/packages/peer-store/package.json b/packages/peer-store/package.json
index 74350542c4..41c843d5cc 100644
--- a/packages/peer-store/package.json
+++ b/packages/peer-store/package.json
@@ -64,7 +64,7 @@
     "interface-datastore": "^8.2.0",
     "it-all": "^3.0.2",
     "mortice": "^3.0.1",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "protons-runtime": "^5.0.0",
     "uint8arraylist": "^2.4.3",
     "uint8arrays": "^4.0.6"
diff --git a/packages/pubsub-floodsub/package.json b/packages/pubsub-floodsub/package.json
index 0099535d9b..e193db9216 100644
--- a/packages/pubsub-floodsub/package.json
+++ b/packages/pubsub-floodsub/package.json
@@ -69,7 +69,7 @@
     "@multiformats/multiaddr": "^12.1.3",
     "@types/sinon": "^10.0.15",
     "aegir": "^41.0.2",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "p-wait-for": "^5.0.2",
     "protons": "^7.0.2",
     "sinon": "^16.0.0"
diff --git a/packages/pubsub/package.json b/packages/pubsub/package.json
index baf14e94f9..167d92a03f 100644
--- a/packages/pubsub/package.json
+++ b/packages/pubsub/package.json
@@ -89,7 +89,7 @@
     "it-length-prefixed": "^9.0.1",
     "it-pipe": "^3.0.1",
     "it-pushable": "^3.2.0",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "p-queue": "^7.3.4",
     "uint8arraylist": "^2.4.3",
     "uint8arrays": "^4.0.6"
diff --git a/packages/transport-webrtc/package.json b/packages/transport-webrtc/package.json
index 21254dbdea..527f2979ee 100644
--- a/packages/transport-webrtc/package.json
+++ b/packages/transport-webrtc/package.json
@@ -62,7 +62,7 @@
     "it-pushable": "^3.2.0",
     "it-stream-types": "^2.0.1",
     "it-to-buffer": "^4.0.2",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "multihashes": "^4.0.3",
     "node-datachannel": "^0.5.0-dev",
     "p-defer": "^4.0.0",
diff --git a/packages/transport-webtransport/package.json b/packages/transport-webtransport/package.json
index e0442f0712..5b37d44406 100644
--- a/packages/transport-webtransport/package.json
+++ b/packages/transport-webtransport/package.json
@@ -68,7 +68,7 @@
     "@multiformats/multiaddr": "^12.1.5",
     "@multiformats/multiaddr-matcher": "^1.0.1",
     "it-stream-types": "^2.0.1",
-    "multiformats": "^12.0.1",
+    "multiformats": "github:maschad/js-multiformats#add-prepare-script",
     "uint8arraylist": "^2.4.3",
     "uint8arrays": "^4.0.6"
   },