diff --git a/packages/SystemUI/src/com/android/keyguard/CarrierTextManager.java b/packages/SystemUI/src/com/android/keyguard/CarrierTextManager.java
index cfef6cb399ed9..907943a9203d0 100644
--- a/packages/SystemUI/src/com/android/keyguard/CarrierTextManager.java
+++ b/packages/SystemUI/src/com/android/keyguard/CarrierTextManager.java
@@ -261,8 +261,10 @@ public class CarrierTextManager {
             mCarrierTextCallback = callback;
             if (mNetworkSupported.get()) {
                 // Keyguard update monitor expects callbacks from main thread
-                mMainExecutor.execute(() -> mKeyguardUpdateMonitor.registerCallback(mCallback));
-                mWakefulnessLifecycle.addObserver(mWakefulnessObserver);
+                mMainExecutor.execute(() -> {
+                    mKeyguardUpdateMonitor.registerCallback(mCallback);
+                    mWakefulnessLifecycle.addObserver(mWakefulnessObserver);
+                });
                 mTelephonyListenerManager.addActiveDataSubscriptionIdListener(mPhoneStateListener);
             } else {
                 // Don't listen and clear out the text when the device isn't a phone.
@@ -272,8 +274,10 @@ public class CarrierTextManager {
             }
         } else {
             mCarrierTextCallback = null;
-            mMainExecutor.execute(() -> mKeyguardUpdateMonitor.removeCallback(mCallback));
-            mWakefulnessLifecycle.removeObserver(mWakefulnessObserver);
+            mMainExecutor.execute(() -> {
+                mKeyguardUpdateMonitor.removeCallback(mCallback);
+                mWakefulnessLifecycle.removeObserver(mWakefulnessObserver);
+            });
             mTelephonyListenerManager.removeActiveDataSubscriptionIdListener(mPhoneStateListener);
         }
     }