diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index ef9c711d30d2a..252c0bb12281e 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -2312,7 +2312,6 @@ public final class ActivityStackSupervisor implements DisplayListener {
             }
         }
         checkReadyForSleepLocked();
-        setLockTaskModeLocked(null);
     }
 
     boolean shutdownLocked(int timeout) {