diff --git a/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/sync/SynchronizerConfiguration.java b/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/sync/SynchronizerConfiguration.java
index b0bb13f000..4d74ac2459 100644
--- a/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/sync/SynchronizerConfiguration.java
+++ b/ethereum/eth/src/main/java/tech/pegasys/pantheon/ethereum/eth/sync/SynchronizerConfiguration.java
@@ -23,11 +23,11 @@ import com.google.common.collect.Range;
 public class SynchronizerConfiguration {
 
   // TODO: Determine reasonable defaults here
-  public static final int DEFAULT_PIVOT_DISTANCE_FROM_HEAD = 500;
+  public static final int DEFAULT_PIVOT_DISTANCE_FROM_HEAD = 50;
   public static final float DEFAULT_FULL_VALIDATION_RATE = .1f;
   public static final int DEFAULT_FAST_SYNC_MINIMUM_PEERS = 5;
   private static final Duration DEFAULT_FAST_SYNC_MAXIMUM_PEER_WAIT_TIME = Duration.ofMinutes(5);
-  private static final int DEFAULT_WORLD_STATE_HASH_COUNT_PER_REQUEST = 200;
+  private static final int DEFAULT_WORLD_STATE_HASH_COUNT_PER_REQUEST = 384;
   private static final int DEFAULT_WORLD_STATE_REQUEST_PARALLELISM = 10;
 
   // Fast sync config