diff --git a/power/aidl/Android.bp b/power/aidl/Android.bp
index dc57613..2c80aab 100644
--- a/power/aidl/Android.bp
+++ b/power/aidl/Android.bp
@@ -69,46 +69,53 @@
                 "android.hardware.common-V2",
             ],
         },
-
     ],
-    frozen: true,
-
+    frozen: false,
 }
 
+power_version = "android.hardware.power-V6"
+
 cc_defaults {
     name: "android.hardware.power-ndk_shared",
     shared_libs: [
-        "android.hardware.power-V5-ndk",
+        power_version + "-ndk",
     ],
 }
 
 cc_defaults {
     name: "android.hardware.power-ndk_export_shared",
     shared_libs: [
-        "android.hardware.power-V5-ndk",
+        power_version + "-ndk",
     ],
     export_shared_lib_headers: [
-        "android.hardware.power-V5-ndk",
+        power_version + "-ndk",
     ],
 }
 
 cc_defaults {
     name: "android.hardware.power-ndk_static",
     static_libs: [
-        "android.hardware.power-V5-ndk",
+        power_version + "-ndk",
     ],
 }
 
 java_defaults {
     name: "android.hardware.power-java_shared",
     libs: [
-        "android.hardware.power-V5-java",
+        power_version + "-java",
     ],
 }
 
 java_defaults {
     name: "android.hardware.power-java_static",
     static_libs: [
-        "android.hardware.power-V5-java",
+        power_version + "-java",
+    ],
+}
+
+aidl_interface_defaults {
+    name: "android.hardware.power-aidl",
+    imports: [
+        power_version,
     ],
 }
diff --git a/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/SessionTag.aidl b/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/SessionTag.aidl
index 862fbc5..71da2d4 100644
--- a/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/SessionTag.aidl
+++ b/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/SessionTag.aidl
@@ -39,4 +39,5 @@
   HWUI,
   GAME,
   APP,
+  SYSUI,
 }
diff --git a/power/aidl/android/hardware/power/SessionTag.aidl b/power/aidl/android/hardware/power/SessionTag.aidl
index 27bf3e3..e98cc77 100644
--- a/power/aidl/android/hardware/power/SessionTag.aidl
+++ b/power/aidl/android/hardware/power/SessionTag.aidl
@@ -46,4 +46,9 @@
      * instead.
      */
     APP,
+
+    /**
+     * This tag is used to mark hint sessions created by the system UI.
+     */
+    SYSUI,
 }
diff --git a/power/aidl/default/power-default.xml b/power/aidl/default/power-default.xml
index 418fb83..1bb73f3 100644
--- a/power/aidl/default/power-default.xml
+++ b/power/aidl/default/power-default.xml
@@ -1,7 +1,7 @@
 <manifest version="1.0" type="device">
     <hal format="aidl">
         <name>android.hardware.power</name>
-        <version>5</version>
+        <version>6</version>
         <fqname>IPower/default</fqname>
     </hal>
 </manifest>