diff --git a/xwords4/android/app/build.gradle b/xwords4/android/app/build.gradle
index 18e77c97c..5e4cd8607 100644
--- a/xwords4/android/app/build.gradle
+++ b/xwords4/android/app/build.gradle
@@ -169,9 +169,9 @@ android {
 
         xw4d {
             dimension "variant"
-            targetSdkVersion 30
-            compileSdkVersion 30
-            buildConfigField "int", "FLAG_IMMUTABLE", "0"
+            targetSdkVersion 31
+            compileSdkVersion 31
+            buildConfigField "int", "FLAG_IMMUTABLE", "android.app.PendingIntent.FLAG_IMMUTABLE"
             buildConfigField "String", "DB_NAME", "\"xwddb\""
             applicationId "org.eehouse.android.xw4dbg"
             resValue "string", "app_name", "CrossDbg"
diff --git a/xwords4/android/app/src/xw4d/AndroidManifest.xml b/xwords4/android/app/src/xw4d/AndroidManifest.xml
index 4a2f2b11f..6f70c7b51 100644
--- a/xwords4/android/app/src/xw4d/AndroidManifest.xml
+++ b/xwords4/android/app/src/xw4d/AndroidManifest.xml
@@ -9,6 +9,8 @@
   <!-- GooglePlay version no longer allowed to have these (after 9 March 2019) -->
   <uses-permission android:name="android.permission.RECEIVE_SMS" />
   <uses-permission android:name="android.permission.SEND_SMS" />
+  <uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
+  <uses-permission android:name="android.permission.BLUETOOTH_SCAN" />
 
   <!-- for crittercism -->
   <uses-permission android:name="android.permission.GET_TASKS"/>