diff --git a/staticlibs/device/com/android/net/module/util/BpfMap.java b/staticlibs/device/com/android/net/module/util/BpfMap.java
index d4ce83b..f1420c2 100644
--- a/staticlibs/device/com/android/net/module/util/BpfMap.java
+++ b/staticlibs/device/com/android/net/module/util/BpfMap.java
@@ -39,7 +39,7 @@
  * @param <K> the key of the map.
  * @param <V> the value of the map.
  */
-public class BpfMap<K extends Struct, V extends Struct> implements IBpfMap<K, V>, AutoCloseable {
+public class BpfMap<K extends Struct, V extends Struct> implements IBpfMap<K, V> {
     static {
         System.loadLibrary(JniUtil.getJniLibraryName(BpfMap.class.getPackage()));
     }
diff --git a/staticlibs/device/com/android/net/module/util/IBpfMap.java b/staticlibs/device/com/android/net/module/util/IBpfMap.java
index d43b22c..dce369a 100644
--- a/staticlibs/device/com/android/net/module/util/IBpfMap.java
+++ b/staticlibs/device/com/android/net/module/util/IBpfMap.java
@@ -20,7 +20,6 @@
 import androidx.annotation.NonNull;
 
 import java.util.NoSuchElementException;
-import java.util.function.BiConsumer;
 
 /**
  * The interface of BpfMap. This could be used to inject for testing.
@@ -29,7 +28,7 @@
  * @param <K> the key of the map.
  * @param <V> the value of the map.
  */
-public interface IBpfMap<K extends Struct, V extends Struct> {
+public interface IBpfMap<K extends Struct, V extends Struct> extends AutoCloseable {
     /** Update an existing or create a new key -> value entry in an eBbpf map. */
     void updateEntry(K key, V value) throws ErrnoException;