diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 04ef8d80..45c699a0 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -127,7 +127,7 @@
         <!-- Address book account -->
         <service
             android:name=".syncadapter.NullAuthenticatorService"
-            android:exported="false">
+            android:exported="true">   <!-- Since Android 11, this must be true so that Google Contacts shows the address book accounts -->
             <intent-filter>
                 <action android:name="android.accounts.AccountAuthenticator"/>
             </intent-filter>