diff --git a/core/java/android/net/LinkCapabilities.java b/core/java/android/net/LinkCapabilities.java
index eb9166ffe3602..fb444eaeb5f83 100644
--- a/core/java/android/net/LinkCapabilities.java
+++ b/core/java/android/net/LinkCapabilities.java
@@ -314,8 +314,8 @@ public class LinkCapabilities implements Parcelable {
             sb.append(":\"");
             sb.append(entry.getValue());
             sb.append("\"");
-            return mCapabilities.toString();
         }
+        sb.append("}");
         return sb.toString();
     }
 
diff --git a/core/java/android/net/LinkProperties.java b/core/java/android/net/LinkProperties.java
index eedc372d25d3c..52b238ffd9559 100644
--- a/core/java/android/net/LinkProperties.java
+++ b/core/java/android/net/LinkProperties.java
@@ -290,7 +290,7 @@ public class LinkProperties implements Parcelable {
             }
             stacked += "] ";
         }
-        return ifaceName + linkAddresses + routes + dns + domainName + proxy + stacked;
+        return "{" + ifaceName + linkAddresses + routes + dns + domainName + proxy + stacked + "}";
     }
 
     /**