diff --git a/packages/client/package.json b/packages/client/package.json
index 167a645..27e7562 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -156,7 +156,7 @@
   "devDependencies": {
     "@libp2p/crypto": "^5.0.1",
     "aegir": "^46.0.0",
-    "body-parser": "^1.20.3",
+    "body-parser": "^2.2.0",
     "it-all": "^3.0.6",
     "wherearewe": "^2.0.1"
   },
diff --git a/packages/interop/package.json b/packages/interop/package.json
index 39f8667..8b630f9 100644
--- a/packages/interop/package.json
+++ b/packages/interop/package.json
@@ -122,7 +122,8 @@
     "@libp2p/crypto": "^5.0.1",
     "@libp2p/identify": "^3.0.1",
     "@libp2p/interface": "^2.0.1",
-    "@libp2p/kad-dht": "^14.0.1",
+    "@libp2p/kad-dht": "^15.0.2",
+    "@libp2p/ping": "^2.0.29",
     "aegir": "^46.0.0",
     "fastify": "^5.0.0",
     "helia": "^5.1.0",
diff --git a/packages/interop/test/fixtures/create-helia.ts b/packages/interop/test/fixtures/create-helia.ts
index 04d9bc2..098f2f0 100644
--- a/packages/interop/test/fixtures/create-helia.ts
+++ b/packages/interop/test/fixtures/create-helia.ts
@@ -1,5 +1,6 @@
 import { identify } from '@libp2p/identify'
 import { kadDHT, removePublicAddressesMapper } from '@libp2p/kad-dht'
+import { ping } from '@libp2p/ping'
 import { createHelia as createNode } from 'helia'
 import { ipnsSelector } from 'ipns/selector'
 import { ipnsValidator } from 'ipns/validator'
@@ -23,7 +24,8 @@ export async function createHelia (init?: Partial<HeliaInit>): Promise<HeliaLibp
             ipns: ipnsSelector
           }
         }),
-        identify: identify()
+        identify: identify(),
+        ping: ping()
       }
     }
   })
diff --git a/packages/server/package.json b/packages/server/package.json
index 0763acb..e08e62c 100644
--- a/packages/server/package.json
+++ b/packages/server/package.json
@@ -154,7 +154,7 @@
     "release": "aegir release"
   },
   "dependencies": {
-    "@fastify/cors": "^10.0.1",
+    "@fastify/cors": "^11.0.1",
     "@helia/interface": "^5.0.0",
     "@libp2p/interface": "^2.0.1",
     "@libp2p/peer-id": "^5.0.1",
@@ -168,7 +168,7 @@
     "@multiformats/multiaddr": "^12.3.1",
     "@types/sinon": "^17.0.3",
     "aegir": "^46.0.0",
-    "sinon": "^19.0.2",
+    "sinon": "^20.0.0",
     "sinon-ts": "^2.0.0"
   }
 }