diff --git a/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelper.java b/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelper.java
index d2eab3e..158becc 100644
--- a/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelper.java
+++ b/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelper.java
@@ -270,7 +270,7 @@
         final Intent intent = new Intent(action);
         intent.setClass(mContext, SliceBroadcastReceiver.class);
         return PendingIntent.getBroadcast(mContext, 0 /* requestCode */, intent,
-                PendingIntent.FLAG_CANCEL_CURRENT);
+                PendingIntent.FLAG_CANCEL_CURRENT | PendingIntent.FLAG_IMMUTABLE);
     }
 
     /**
@@ -287,7 +287,8 @@
         final Intent intent = new Intent(action);
         intent.setPackage(SETTINGS_PACKAGE_NAME);
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-        return PendingIntent.getActivity(mContext, 0 /* requestCode */, intent, 0 /* flags */);
+        return PendingIntent.getActivity(mContext, 0 /* requestCode */, intent,
+                PendingIntent.FLAG_IMMUTABLE);
     }
 
     @VisibleForTesting
diff --git a/tests/unit/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelperTest.java b/tests/unit/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelperTest.java
index 2b812c7..2c6a8c6 100644
--- a/tests/unit/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelperTest.java
+++ b/tests/unit/src/com/android/settings/network/telephony/Enhanced4gLteSliceHelperTest.java
@@ -237,14 +237,15 @@
         final Intent intent = new Intent(action);
         intent.setClass(mContext, SliceBroadcastReceiver.class);
         return PendingIntent.getBroadcast(mContext, 0 /* requestCode */, intent,
-                PendingIntent.FLAG_NO_CREATE);
+                PendingIntent.FLAG_NO_CREATE | PendingIntent.FLAG_IMMUTABLE);
     }
 
     private PendingIntent getActivityIntent(String action) {
         final Intent intent = new Intent(action);
         intent.setPackage(SETTINGS_PACKAGE_NAME);
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-        return PendingIntent.getActivity(mContext, 0 /* requestCode */, intent, 0 /* flags */);
+        return PendingIntent.getActivity(mContext, 0 /* requestCode */, intent,
+                PendingIntent.FLAG_IMMUTABLE);
     }
 
     private void assertTitle(List<SliceItem> sliceItems, String title) {