diff --git a/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactions.java b/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactions.java
index 3b4db7859b..6f585465c2 100644
--- a/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactions.java
+++ b/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactions.java
@@ -103,12 +103,8 @@ public PendingTransactions(
 
   public void evictOldTransactions() {
     synchronized (pendingTransactions) {
-      final Instant removeTransactionsBefore = clock.instant().minus(maxTransactionRetentionHours, ChronoUnit.HOURS);
-
-        System.out.println("clock.instant(): " + clock.instant());
-        System.out.println("maxTransactionRetentionHours: " + maxTransactionRetentionHours);
-        System.out.println("clock.instant().minus(maxTransactionRetentionHours, ChronoUnit.HOURS): " + clock.instant().minus(maxTransactionRetentionHours, ChronoUnit.HOURS));
-
+      final Instant removeTransactionsBefore =
+          clock.instant().minus(maxTransactionRetentionHours, ChronoUnit.HOURS);
       final List<TransactionInfo> transactionsToRemove =
           prioritizedTransactions.stream()
               .filter(
diff --git a/ethereum/eth/src/test/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactionsTest.java b/ethereum/eth/src/test/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactionsTest.java
index 9178334638..77693bd794 100644
--- a/ethereum/eth/src/test/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactionsTest.java
+++ b/ethereum/eth/src/test/java/tech/pegasys/pantheon/ethereum/eth/transactions/PendingTransactionsTest.java
@@ -418,7 +418,7 @@ private Transaction createTransaction(final int transactionNumber) {
 
   @Test
   public void shouldEvictMultipleOldTransactions() {
-    final int maxTransactionRetentionHours = 1000;
+    final int maxTransactionRetentionHours = 1;
     final PendingTransactions transactions =
         new PendingTransactions(
             maxTransactionRetentionHours, MAX_TRANSACTIONS, clock, metricsSystem);
@@ -428,7 +428,7 @@ public void shouldEvictMultipleOldTransactions() {
     transactions.addRemoteTransaction(transaction2);
     assertThat(transactions.size()).isEqualTo(2);
 
-    clock.stepMillis(2000);
+    clock.step(2L, ChronoUnit.HOURS);
     transactions.evictOldTransactions();
     assertThat(transactions.size()).isEqualTo(0);
   }
@@ -441,9 +441,7 @@ public void shouldEvictSingleOldTransaction() {
             maxTransactionRetentionHours, MAX_TRANSACTIONS, clock, metricsSystem);
     transactions.addRemoteTransaction(transaction1);
     assertThat(transactions.size()).isEqualTo(1);
-
     clock.step(2L, ChronoUnit.HOURS);
-
     transactions.evictOldTransactions();
     assertThat(transactions.size()).isEqualTo(0);
   }
@@ -456,7 +454,7 @@ public void shouldEvictExclusivelyOldTransactions() {
             maxTransactionRetentionHours, MAX_TRANSACTIONS, clock, metricsSystem);
     transactions.addRemoteTransaction(transaction1);
     assertThat(transactions.size()).isEqualTo(1);
-    clock.stepMillis(2001);
+    clock.step(3L, ChronoUnit.HOURS);
     transactions.addRemoteTransaction(transaction2);
     assertThat(transactions.size()).isEqualTo(2);
     transactions.evictOldTransactions();
diff --git a/testutil/src/main/java/tech/pegasys/pantheon/testutil/TestClock.java b/testutil/src/main/java/tech/pegasys/pantheon/testutil/TestClock.java
index 2f9f3eb358..1ff18a8c82 100644
--- a/testutil/src/main/java/tech/pegasys/pantheon/testutil/TestClock.java
+++ b/testutil/src/main/java/tech/pegasys/pantheon/testutil/TestClock.java
@@ -16,7 +16,6 @@
 import java.time.Instant;
 import java.time.ZoneId;
 import java.time.ZoneOffset;
-import java.time.temporal.TemporalAmount;
 import java.time.temporal.TemporalUnit;
 
 public class TestClock extends Clock {