diff --git a/registry/client/test/protocol.ts b/registry/client/test/protocol.ts
index 832f464f21..912c682faa 100644
--- a/registry/client/test/protocol.ts
+++ b/registry/client/test/protocol.ts
@@ -4,7 +4,6 @@ import type { DepPath } from '@pnpm/types'
 
 describe('protocol decoding', () => {
   it('decodes a response with metadata and files', async () => {
-    // Build a response buffer manually matching the binary protocol spec
     const metadata: ResponseMetadata = {
       lockfile: {
         lockfileVersion: '9.0',
@@ -20,16 +19,9 @@ describe('protocol decoding', () => {
           },
         },
       } as any, // eslint-disable-line @typescript-eslint/no-explicit-any
-      packageFiles: {
-        '/is-positive/1.0.0': {
-          integrity: 'sha512-test123',
-          algo: 'sha512',
-          files: {
-            'index.js': { digest: 'a'.repeat(128), size: 11, mode: 0o644 },
-          },
-        },
-      },
-      missingDigests: ['a'.repeat(128)],
+      missingFiles: [
+        { digest: 'a'.repeat(128), size: 11, executable: false },
+      ],
       stats: {
         totalPackages: 1,
         alreadyInStore: 0,
@@ -44,46 +36,39 @@ describe('protocol decoding', () => {
     const jsonBuf = Buffer.from(JSON.stringify(metadata), 'utf-8')
     const parts: Buffer[] = []
 
-    // 4-byte JSON length
     const lenBuf = Buffer.alloc(4)
     lenBuf.writeUInt32BE(jsonBuf.length, 0)
     parts.push(lenBuf)
-
-    // JSON metadata
     parts.push(jsonBuf)
 
     // File entry: 64-byte digest + 4-byte size + 1-byte mode + content
     const fileContent = Buffer.from('hello world')
-    const digestBuf = Buffer.from('a'.repeat(128), 'hex') // 64 bytes
+    const digestBuf = Buffer.from('a'.repeat(128), 'hex')
     const sizeBuf = Buffer.alloc(4)
     sizeBuf.writeUInt32BE(fileContent.length, 0)
-    const modeBuf = Buffer.alloc(1, 0x00) // non-executable
+    const modeBuf = Buffer.alloc(1, 0x00)
 
     parts.push(digestBuf)
     parts.push(sizeBuf)
     parts.push(modeBuf)
     parts.push(fileContent)
 
-    // End marker: 64 zero bytes
     parts.push(Buffer.alloc(64, 0))
 
     const responseBuf = Buffer.concat(parts)
 
-    // Decode
     async function * toStream (): AsyncIterable<Buffer> {
       yield responseBuf
     }
 
     const { metadata: decoded, files } = await decodeResponse(toStream())
 
-    // Verify metadata
     expect(decoded.stats.totalPackages).toBe(1)
     expect(decoded.stats.filesToDownload).toBe(1)
-    expect(decoded.missingDigests).toEqual(['a'.repeat(128)])
-    expect(decoded.packageFiles['/is-positive/1.0.0'].integrity).toBe('sha512-test123')
+    expect(decoded.missingFiles).toHaveLength(1)
+    expect(decoded.missingFiles[0].digest).toBe('a'.repeat(128))
     expect(decoded.lockfile.packages?.['/is-positive/1.0.0' as DepPath]).toBeTruthy()
 
-    // Verify file
     expect(files).toHaveLength(1)
     expect(files[0].digest).toBe('a'.repeat(128))
     expect(files[0].size).toBe(11)
@@ -94,8 +79,9 @@ describe('protocol decoding', () => {
   it('decodes a response with executable files', async () => {
     const metadata: ResponseMetadata = {
       lockfile: { lockfileVersion: '9.0', importers: {} } as any, // eslint-disable-line @typescript-eslint/no-explicit-any
-      packageFiles: {},
-      missingDigests: ['b'.repeat(128)],
+      missingFiles: [
+        { digest: 'b'.repeat(128), size: 10, executable: true },
+      ],
       stats: {
         totalPackages: 0,
         alreadyInStore: 0,
@@ -103,7 +89,7 @@ describe('protocol decoding', () => {
         filesInNewPackages: 0,
         filesAlreadyInCafs: 0,
         filesToDownload: 1,
-        downloadBytes: 4,
+        downloadBytes: 10,
       },
     }
 
@@ -115,17 +101,16 @@ describe('protocol decoding', () => {
     parts.push(lenBuf)
     parts.push(jsonBuf)
 
-    // Executable file
     const digestBuf = Buffer.from('b'.repeat(128), 'hex')
-    const sizeBuf = Buffer.alloc(4)
     const content = Buffer.from('#!/bin/sh\n')
+    const sizeBuf = Buffer.alloc(4)
     sizeBuf.writeUInt32BE(content.length, 0)
     parts.push(digestBuf)
     parts.push(sizeBuf)
     parts.push(Buffer.from([0x01])) // executable
     parts.push(content)
 
-    parts.push(Buffer.alloc(64, 0)) // end marker
+    parts.push(Buffer.alloc(64, 0))
 
     async function * toStream (): AsyncIterable<Buffer> {
       yield Buffer.concat(parts)
@@ -141,8 +126,7 @@ describe('protocol decoding', () => {
   it('decodes a response with no files', async () => {
     const metadata: ResponseMetadata = {
       lockfile: { lockfileVersion: '9.0', importers: {} } as any, // eslint-disable-line @typescript-eslint/no-explicit-any
-      packageFiles: {},
-      missingDigests: [],
+      missingFiles: [],
       stats: {
         totalPackages: 5,
         alreadyInStore: 5,
@@ -161,7 +145,7 @@ describe('protocol decoding', () => {
     lenBuf.writeUInt32BE(jsonBuf.length, 0)
     parts.push(lenBuf)
     parts.push(jsonBuf)
-    parts.push(Buffer.alloc(64, 0)) // end marker immediately
+    parts.push(Buffer.alloc(64, 0))
 
     async function * toStream (): AsyncIterable<Buffer> {
       yield Buffer.concat(parts)