diff --git a/packages/SettingsLib/src/com/android/settingslib/media/MediaDevice.java b/packages/SettingsLib/src/com/android/settingslib/media/MediaDevice.java
index 2fb534ddfe96d..15cc8533ebce9 100644
--- a/packages/SettingsLib/src/com/android/settingslib/media/MediaDevice.java
+++ b/packages/SettingsLib/src/com/android/settingslib/media/MediaDevice.java
@@ -323,6 +323,9 @@ public abstract class MediaDevice implements Comparable<MediaDevice> {
      */
     @Override
     public int compareTo(MediaDevice another) {
+        if (another == null) {
+            return -1;
+        }
         // Check Bluetooth device is have same connection state
         if (isConnected() ^ another.isConnected()) {
             if (isConnected()) {