diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index db3928e..2a8462b 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -592,6 +592,9 @@
     }
 
     public BrightnessConfiguration getDefaultBrightnessConfiguration() {
+        if (mAutomaticBrightnessController == null) {
+            return null;
+        }
         return mAutomaticBrightnessController.getDefaultConfig();
     }