diff --git a/core/src/main/java/com/google/bitcoin/core/Wallet.java b/core/src/main/java/com/google/bitcoin/core/Wallet.java
index aea7a0b7..18c0ba6a 100644
--- a/core/src/main/java/com/google/bitcoin/core/Wallet.java
+++ b/core/src/main/java/com/google/bitcoin/core/Wallet.java
@@ -713,7 +713,7 @@ public class Wallet implements Serializable, BlockChainListener, PeerFilterProvi
      * called to decide whether the wallet cares about the transaction - if it does, then this method expects the
      * transaction and any dependencies it has which are still in the memory pool.</p>
      */
-    public void receivePending(Transaction tx, List<Transaction> dependencies) throws VerificationException {
+    public void receivePending(Transaction tx, @Nullable List<Transaction> dependencies) throws VerificationException {
         receivePending(tx, dependencies, false);
     }
 
diff --git a/core/src/main/java/com/google/bitcoin/protocols/channels/PaymentChannelServerState.java b/core/src/main/java/com/google/bitcoin/protocols/channels/PaymentChannelServerState.java
index 776717d8..ac9e2bc9 100644
--- a/core/src/main/java/com/google/bitcoin/protocols/channels/PaymentChannelServerState.java
+++ b/core/src/main/java/com/google/bitcoin/protocols/channels/PaymentChannelServerState.java
@@ -244,7 +244,7 @@ public class PaymentChannelServerState {
                 try {
                     // Manually add the multisigContract to the wallet, overriding the isRelevant checks so we can track
                     // it and check for double-spends later
-                    wallet.receivePending(multisigContract, Collections.EMPTY_LIST, true);
+                    wallet.receivePending(multisigContract, null, true);
                 } catch (VerificationException e) {
                     throw new RuntimeException(e); // Cannot happen, we already called multisigContract.verify()
                 }
diff --git a/core/src/test/java/com/google/bitcoin/core/TestWithWallet.java b/core/src/test/java/com/google/bitcoin/core/TestWithWallet.java
index 8bed75eb..31bfd4be 100644
--- a/core/src/test/java/com/google/bitcoin/core/TestWithWallet.java
+++ b/core/src/test/java/com/google/bitcoin/core/TestWithWallet.java
@@ -60,7 +60,7 @@ public class TestWithWallet {
         if (type == null) {
             // Pending/broadcast tx.
             if (wallet.isPendingTransactionRelevant(tx))
-                wallet.receivePending(tx, new ArrayList<Transaction>());
+                wallet.receivePending(tx, null);
         } else {
             TestUtils.BlockPair bp = createFakeBlock(blockStore, tx);
             wallet.receiveFromBlock(tx, bp.storedBlock, type);
diff --git a/core/src/test/java/com/google/bitcoin/store/WalletProtobufSerializerTest.java b/core/src/test/java/com/google/bitcoin/store/WalletProtobufSerializerTest.java
index 1a20afd8..60db8fce 100644
--- a/core/src/test/java/com/google/bitcoin/store/WalletProtobufSerializerTest.java
+++ b/core/src/test/java/com/google/bitcoin/store/WalletProtobufSerializerTest.java
@@ -65,7 +65,7 @@ public class WalletProtobufSerializerTest {
         t1.getConfidence().markBroadcastBy(new PeerAddress(InetAddress.getByName("1.2.3.4")));
         t1.getConfidence().markBroadcastBy(new PeerAddress(InetAddress.getByName("5.6.7.8")));
         t1.getConfidence().setSource(TransactionConfidence.Source.NETWORK);
-        myWallet.receivePending(t1, new ArrayList<Transaction>());
+        myWallet.receivePending(t1, null);
         Wallet wallet1 = roundTrip(myWallet);
         assertEquals(1, wallet1.getTransactions(true).size());
         assertEquals(v1, wallet1.getBalance(Wallet.BalanceType.ESTIMATED));