diff --git a/build.gradle b/build.gradle
index 4ace7be..58dd736 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ plugins {
 }
 
 group = 'com.nucleodb'
-version = '1.13.20'
+version = '1.13.21'
 
 repositories {
     mavenCentral()
diff --git a/src/main/java/com/nucleodb/library/database/index/TreeIndex.java b/src/main/java/com/nucleodb/library/database/index/TreeIndex.java
index 82233db..122730f 100644
--- a/src/main/java/com/nucleodb/library/database/index/TreeIndex.java
+++ b/src/main/java/com/nucleodb/library/database/index/TreeIndex.java
@@ -20,8 +20,6 @@ public TreeIndex() {
     super(null);
   }
 
-
-
   private boolean unique;
   private TreeMap<T, List<Object>> reverseMap = new TreeMap<>();
   private TreeMap<Object, Set<T>> index = new TreeMap<>();
diff --git a/src/test/java/com/nucleodb/library/NucleoDBReadToTime.java b/src/test/java/com/nucleodb/library/NucleoDBReadToTime.java
index c9fdfba..cdaf42c 100644
--- a/src/test/java/com/nucleodb/library/NucleoDBReadToTime.java
+++ b/src/test/java/com/nucleodb/library/NucleoDBReadToTime.java
@@ -47,7 +47,11 @@ public void readOnlyDB() throws IncorrectDataEntryObjectException, InterruptedEx
     NucleoDB nucleoDB = new NucleoDB(
         NucleoDB.DBType.READ_ONLY,
         c -> c.getConnectionConfig().setMqsConfiguration(new LocalConfiguration()),
-        c -> c.getDataTableConfig().setMqsConfiguration(new LocalConfiguration()),
+        c -> {
+          if(c.getClazz() == Author.class){
+            c.getDataTableConfig().setMqsConfiguration(new LocalConfiguration());
+          }
+        },
         "com.nucleodb.library.helpers.models"
     );
     DataTable table = nucleoDB.getTable(Author.class);
diff --git a/src/test/java/com/nucleodb/library/helpers/models/AuthorDE.java b/src/test/java/com/nucleodb/library/helpers/models/AuthorDE.java
index 9188a10..9904c2f 100644
--- a/src/test/java/com/nucleodb/library/helpers/models/AuthorDE.java
+++ b/src/test/java/com/nucleodb/library/helpers/models/AuthorDE.java
@@ -4,6 +4,8 @@
 import com.nucleodb.library.database.modifications.Create;
 import com.nucleodb.library.database.tables.table.DataEntry;
 
+import java.util.UUID;
+
 public class AuthorDE extends DataEntry<Author>{
   public AuthorDE(Author obj) {
     super(obj);