diff --git a/pom.xml b/pom.xml
index ea8e5bffe..71373c651 100644
--- a/pom.xml
+++ b/pom.xml
@@ -46,7 +46,7 @@
             <dependency>
                 <groupId>net.openhft</groupId>
                 <artifactId>lang</artifactId>
-                <version>6.4.19-SNAPSHOT</version>
+                <version>6.4.18</version>
             </dependency>
 
             <dependency>
@@ -165,6 +165,9 @@
                     </links>
                     <excludePackageNames>net.openhft.chronicle.hash.serialization.internal
                     </excludePackageNames>
+                    <excludePackageNames>net.openhft.xstreem.converters</excludePackageNames>
+                    <excludePackageNames>net.openhft.chronicle.hash.serialization.internal
+                    </excludePackageNames>
                 </configuration>
             </plugin>
 
diff --git a/src/main/java/net/openhft/chronicle/map/ChroncileMapJsonSerializer.java b/src/main/java/net/openhft/chronicle/map/ChroncileMapJsonSerializer.java
index 369899cf2..9813cdaae 100644
--- a/src/main/java/net/openhft/chronicle/map/ChroncileMapJsonSerializer.java
+++ b/src/main/java/net/openhft/chronicle/map/ChroncileMapJsonSerializer.java
@@ -20,10 +20,10 @@ package net.openhft.chronicle.map;
 import com.thoughtworks.xstream.XStream;
 import com.thoughtworks.xstream.converters.Converter;
 import com.thoughtworks.xstream.io.json.JettisonMappedXmlDriver;
-import net.openhft.xstreem.convertors.ByteBufferConverter;
-import net.openhft.xstreem.convertors.DataValueConverter;
-import net.openhft.xstreem.convertors.StatelessChronicleMapConverter;
-import net.openhft.xstreem.convertors.VanillaChronicleMapConverter;
+import net.openhft.xstreem.converters.ByteBufferConverter;
+import net.openhft.xstreem.converters.DataValueConverter;
+import net.openhft.xstreem.converters.StatelessChronicleMapConverter;
+import net.openhft.xstreem.converters.VanillaChronicleMapConverter;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/src/main/java/net/openhft/xstreem/convertors/AbstractChronicleMapConverter.java b/src/main/java/net/openhft/xstreem/converters/AbstractChronicleMapConverter.java
similarity index 99%
rename from src/main/java/net/openhft/xstreem/convertors/AbstractChronicleMapConverter.java
rename to src/main/java/net/openhft/xstreem/converters/AbstractChronicleMapConverter.java
index 596945d28..17869e922 100644
--- a/src/main/java/net/openhft/xstreem/convertors/AbstractChronicleMapConverter.java
+++ b/src/main/java/net/openhft/xstreem/converters/AbstractChronicleMapConverter.java
@@ -15,7 +15,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package net.openhft.xstreem.convertors;
+package net.openhft.xstreem.converters;
 
 import com.thoughtworks.xstream.converters.ConversionException;
 import com.thoughtworks.xstream.converters.Converter;
diff --git a/src/main/java/net/openhft/xstreem/convertors/ByteBufferConverter.java b/src/main/java/net/openhft/xstreem/converters/ByteBufferConverter.java
similarity index 99%
rename from src/main/java/net/openhft/xstreem/convertors/ByteBufferConverter.java
rename to src/main/java/net/openhft/xstreem/converters/ByteBufferConverter.java
index c003cde8f..e300e57f0 100644
--- a/src/main/java/net/openhft/xstreem/convertors/ByteBufferConverter.java
+++ b/src/main/java/net/openhft/xstreem/converters/ByteBufferConverter.java
@@ -15,7 +15,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package net.openhft.xstreem.convertors;
+package net.openhft.xstreem.converters;
 
 import com.thoughtworks.xstream.converters.ConversionException;
 import com.thoughtworks.xstream.converters.Converter;
diff --git a/src/main/java/net/openhft/xstreem/convertors/DataValueConverter.java b/src/main/java/net/openhft/xstreem/converters/DataValueConverter.java
similarity index 99%
rename from src/main/java/net/openhft/xstreem/convertors/DataValueConverter.java
rename to src/main/java/net/openhft/xstreem/converters/DataValueConverter.java
index 9948140a4..e2fa27cd2 100644
--- a/src/main/java/net/openhft/xstreem/convertors/DataValueConverter.java
+++ b/src/main/java/net/openhft/xstreem/converters/DataValueConverter.java
@@ -15,7 +15,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package net.openhft.xstreem.convertors;
+package net.openhft.xstreem.converters;
 
 import com.thoughtworks.xstream.converters.ConversionException;
 import com.thoughtworks.xstream.converters.Converter;
diff --git a/src/main/java/net/openhft/xstreem/convertors/StatelessChronicleMapConverter.java b/src/main/java/net/openhft/xstreem/converters/StatelessChronicleMapConverter.java
similarity index 98%
rename from src/main/java/net/openhft/xstreem/convertors/StatelessChronicleMapConverter.java
rename to src/main/java/net/openhft/xstreem/converters/StatelessChronicleMapConverter.java
index 72aa1e7e3..de6c414b1 100644
--- a/src/main/java/net/openhft/xstreem/convertors/StatelessChronicleMapConverter.java
+++ b/src/main/java/net/openhft/xstreem/converters/StatelessChronicleMapConverter.java
@@ -15,7 +15,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package net.openhft.xstreem.convertors;
+package net.openhft.xstreem.converters;
 
 import com.thoughtworks.xstream.converters.ConversionException;
 import com.thoughtworks.xstream.converters.MarshallingContext;
diff --git a/src/main/java/net/openhft/xstreem/convertors/VanillaChronicleMapConverter.java b/src/main/java/net/openhft/xstreem/converters/VanillaChronicleMapConverter.java
similarity index 97%
rename from src/main/java/net/openhft/xstreem/convertors/VanillaChronicleMapConverter.java
rename to src/main/java/net/openhft/xstreem/converters/VanillaChronicleMapConverter.java
index d1cefaea2..11842ab59 100644
--- a/src/main/java/net/openhft/xstreem/convertors/VanillaChronicleMapConverter.java
+++ b/src/main/java/net/openhft/xstreem/converters/VanillaChronicleMapConverter.java
@@ -15,7 +15,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package net.openhft.xstreem.convertors;
+package net.openhft.xstreem.converters;
 
 import com.thoughtworks.xstream.converters.MarshallingContext;
 import com.thoughtworks.xstream.io.HierarchicalStreamWriter;