diff --git a/keymaster/4.1/default/Android.bp b/keymaster/4.1/default/Android.bp
index 3e2289a..6ec1fae 100644
--- a/keymaster/4.1/default/Android.bp
+++ b/keymaster/4.1/default/Android.bp
@@ -45,5 +45,14 @@
         "liblog",
         "libutils",
     ],
+    required: [
+        "android.hardware.hardware_keystore.km41.xml",
+    ],
+}
 
+prebuilt_etc {
+    name: "android.hardware.hardware_keystore.km41.xml",
+    sub_dir: "permissions",
+    vendor: true,
+    src: "android.hardware.hardware_keystore.km41.xml",
 }
diff --git a/keymaster/4.1/default/android.hardware.hardware_keystore.km41.xml b/keymaster/4.1/default/android.hardware.hardware_keystore.km41.xml
new file mode 100644
index 0000000..0dbeed8
--- /dev/null
+++ b/keymaster/4.1/default/android.hardware.hardware_keystore.km41.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 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.
+-->
+<permissions>
+  <feature name="android.hardware.hardware_keystore" version="41" />
+</permissions>