diff --git a/core/java/android/net/TrafficStats.java b/core/java/android/net/TrafficStats.java
index 3f18519..ff3de2b 100644
--- a/core/java/android/net/TrafficStats.java
+++ b/core/java/android/net/TrafficStats.java
@@ -51,6 +51,8 @@
     public static final long MB_IN_BYTES = KB_IN_BYTES * 1024;
     /** @hide */
     public static final long GB_IN_BYTES = MB_IN_BYTES * 1024;
+    /** @hide */
+    public static final long TB_IN_BYTES = GB_IN_BYTES * 1024;
 
     /**
      * Special UID value used when collecting {@link NetworkStatsHistory} for