diff --git a/provisioner/Android.bp b/provisioner/Android.bp
index b548973..3b4c4fc 100644
--- a/provisioner/Android.bp
+++ b/provisioner/Android.bp
@@ -23,26 +23,6 @@
     default_applicable_licenses: ["system_security_license"],
 }
 
-aidl_interface {
-    name: "android.security.provisioner",
-    unstable: true,
-    local_include_dir: "binder",
-    srcs: [
-        "binder/android/security/provisioner/*.aidl",
-    ],
-    backend: {
-        java: {
-            platform_apis: true,
-        },
-        cpp: {
-            enabled: false,
-        },
-        ndk: {
-            enabled: false,
-        },
-    },
-}
-
 cc_defaults {
     name: "rkp_factory_extraction_defaults",
     defaults: [
diff --git a/provisioner/binder/android/security/provisioner/IProvisionerService.aidl b/provisioner/binder/android/security/provisioner/IProvisionerService.aidl
deleted file mode 100644
index f81e9ab..0000000
--- a/provisioner/binder/android/security/provisioner/IProvisionerService.aidl
+++ /dev/null
@@ -1,27 +0,0 @@
-/**
- * Copyright (c) 2020, 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.
- */
-
-package android.security.provisioner;
-
-/**
- * @hide
- */
-interface IProvisionerService {
-    byte[] getCertificateRequest(in boolean testMode,
-                                 in int keyCount,
-                                 in byte[] endpointEncryptionKey,
-                                 in byte[] challenge) = 0;
-}