diff --git a/api/current.txt b/api/current.txt
index 10b36288f1eb0..ba107f4b54f24 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -25838,6 +25838,23 @@ package android.net {
     enum_constant public static final android.net.LocalSocketAddress.Namespace RESERVED;
   }
 
+  public final class MacAddress implements android.os.Parcelable {
+    method public int addressType();
+    method public int describeContents();
+    method public static android.net.MacAddress fromBytes(byte[]);
+    method public static android.net.MacAddress fromString(java.lang.String);
+    method public boolean isLocallyAssigned();
+    method public byte[] toByteArray();
+    method public java.lang.String toOuiString();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.net.MacAddress BROADCAST_ADDRESS;
+    field public static final android.os.Parcelable.Creator<android.net.MacAddress> CREATOR;
+    field public static final int TYPE_BROADCAST = 3; // 0x3
+    field public static final int TYPE_MULTICAST = 2; // 0x2
+    field public static final int TYPE_UNICAST = 1; // 0x1
+    field public static final int TYPE_UNKNOWN = 0; // 0x0
+  }
+
   public class MailTo {
     method public java.lang.String getBody();
     method public java.lang.String getCc();
diff --git a/core/java/android/net/MacAddress.java b/core/java/android/net/MacAddress.java
index 5620a627df7f4..d6992aaede5f2 100644
--- a/core/java/android/net/MacAddress.java
+++ b/core/java/android/net/MacAddress.java
@@ -33,8 +33,6 @@ import java.util.Random;
  *
  * This class only supports 48 bits long addresses and does not support 64 bits long addresses.
  * Instances of this class are immutable.
- *
- * @hide
  */
 public final class MacAddress implements Parcelable {
 
@@ -132,11 +130,12 @@ public final class MacAddress implements Parcelable {
     }
 
     /**
-     * @return a String representation of the OUI part of this MacAddres,
-     * with the lower 3 bytes constituting the NIC part replaced with 0.
+     * @return a String representation of the OUI part of this MacAddress made of 3 hexadecimal
+     * numbers in [0,ff] joined by ':' characters.
      */
-    public String toSafeString() {
-        return stringAddrFromLongAddr(mAddr & OUI_MASK);
+    public String toOuiString() {
+        return String.format(
+                "%02x:%02x:%02x", (mAddr >> 40) & 0xff, (mAddr >> 32) & 0xff, (mAddr >> 24) & 0xff);
     }
 
     @Override
diff --git a/tests/net/java/android/net/MacAddressTest.java b/tests/net/java/android/net/MacAddressTest.java
index 558dbb69aeb6b..473dc538f09d8 100644
--- a/tests/net/java/android/net/MacAddressTest.java
+++ b/tests/net/java/android/net/MacAddressTest.java
@@ -73,18 +73,18 @@ public class MacAddressTest {
     }
 
     @Test
-    public void testToSafeString() {
+    public void testToOuiString() {
         String[][] macs = {
-            {"07:00:d3:56:8a:c4", "07:00:d3:00:00:00"},
-            {"33:33:aa:bb:cc:dd", "33:33:aa:00:00:00"},
-            {"06:00:00:00:00:00", "06:00:00:00:00:00"},
-            {"07:00:d3:56:8a:c4", "07:00:d3:00:00:00"}
+            {"07:00:d3:56:8a:c4", "07:00:d3"},
+            {"33:33:aa:bb:cc:dd", "33:33:aa"},
+            {"06:00:00:00:00:00", "06:00:00"},
+            {"07:00:d3:56:8a:c4", "07:00:d3"}
         };
 
         for (String[] pair : macs) {
             String mac = pair[0];
             String expected = pair[1];
-            assertEquals(expected, MacAddress.fromString(mac).toSafeString());
+            assertEquals(expected, MacAddress.fromString(mac).toOuiString());
         }
     }