diff --git a/core/java/android/net/BaseNetworkStateTracker.java b/core/java/android/net/BaseNetworkStateTracker.java
index 99bd6477f9a4b..4b60f07d598f6 100644
--- a/core/java/android/net/BaseNetworkStateTracker.java
+++ b/core/java/android/net/BaseNetworkStateTracker.java
@@ -95,6 +95,11 @@ public abstract class BaseNetworkStateTracker implements NetworkStateTracker {
         return new LinkCapabilities(mLinkCapabilities);
     }
 
+    @Override
+    public void captivePortalCheckComplete() {
+        // not implemented
+    }
+
     @Override
     public boolean setRadio(boolean turnOn) {
         // Base tracker doesn't handle radios