diff --git a/microdroid/payload/config/config.proto b/microdroid/payload/config/config.proto
deleted file mode 100644
index b3d8d3a..0000000
--- a/microdroid/payload/config/config.proto
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (C) 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-syntax = "proto3";
-
-package android.microdroid;
-
-// This .proto is for the schema of a VM payload config (JSON)
-
-message PayloadConfig {
-  uint32 version = 1;
-
-  OsConfig os = 2;
-
-  Task task = 3;
-
-  repeated ApexConfig apexes = 4;
-}
-
-message OsConfig {
-  // for now "microdroid" is the only type we support
-  string name = 1;
-}
-
-message Task {
-  enum TaskType {
-    EXECUTABLE = 0,          // "executable" in JSON
-    MICRODROID_LAUNCHER = 1, // "microdroid_launcher" in JSON
-  }
-  // when the type is "microdroid_launcher", command is searched in /mnt/apk/lib/{arch}"
-  TaskType type = 1;
-
-  string command = 2;
-  repeated string args = 3;
-}
-
-message ApexConfig {
-  string name = 1;
-
-  // TODO(b/186396080) An APEX can be identified either by
-  // (1) its name
-  // (2) name and public key (or cert)
-  // or (3) name and exact hash.
-  // Rollback index should be supported for the case (2).
-}