diff --git a/docker-apps/rest-passthrough/package.json b/docker-apps/rest-passthrough/package.json
index c391c11c3..7abdd2a7e 100644
--- a/docker-apps/rest-passthrough/package.json
+++ b/docker-apps/rest-passthrough/package.json
@@ -19,7 +19,7 @@
   },
   "devDependencies": {
     "@favware/cliff-jumper": "^6.0.0",
-    "@types/node": "^24.10.1",
+    "@types/node": "^25.0.2",
     "dotenv": "^17.2.3",
     "typescript": "^5.9.3"
   }
diff --git a/docker-apps/rest-passthrough/src/server.ts b/docker-apps/rest-passthrough/src/server.ts
index 2cf0976cb..dba5cb695 100644
--- a/docker-apps/rest-passthrough/src/server.ts
+++ b/docker-apps/rest-passthrough/src/server.ts
@@ -68,7 +68,7 @@ async function parseMultiformBody(body: unknown): Promise<FormData> {
     const value = objectValue as MultipartFile | MultipartValue
 
     if (value.type === 'file') {
-      form.append(value.fieldname, new Blob([await value.toBuffer()]), value.filename)
+      form.append(value.fieldname, new Blob([Uint8Array.from(await value.toBuffer())]), value.filename)
     }
     if (value.type === 'field' && typeof value.value === 'string') {
       form.append(value.fieldname, value.value)
diff --git a/docker-apps/rest-passthrough/yarn.lock b/docker-apps/rest-passthrough/yarn.lock
index e7913f2af..18cec887a 100644
--- a/docker-apps/rest-passthrough/yarn.lock
+++ b/docker-apps/rest-passthrough/yarn.lock
@@ -321,12 +321,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:^24.10.1":
-  version: 24.10.1
-  resolution: "@types/node@npm:24.10.1"
+"@types/node@npm:^25.0.2":
+  version: 25.0.2
+  resolution: "@types/node@npm:25.0.2"
   dependencies:
     undici-types: "npm:~7.16.0"
-  checksum: 10c0/d6bca7a78f550fbb376f236f92b405d676003a8a09a1b411f55920ef34286ee3ee51f566203920e835478784df52662b5b2af89159d9d319352e9ea21801c002
+  checksum: 10c0/12c4044bf2e46ba3d313ddf6256ee3c88e336a62d129fe788eeab8ff2631b3df51eb31ade4cdc04552fbe51e285f0663c49b60c78acd31da2b9f2c86a84347e3
   languageName: node
   linkType: hard
 
@@ -1133,7 +1133,7 @@ __metadata:
     "@fastify/helmet": "npm:^13.0.2"
     "@fastify/multipart": "npm:^9.0.3"
     "@favware/cliff-jumper": "npm:^6.0.0"
-    "@types/node": "npm:^24.10.1"
+    "@types/node": "npm:^25.0.2"
     dotenv: "npm:^17.2.3"
     fastify: "npm:^5.5.0"
     typescript: "npm:^5.9.3"