diff --git a/pom.xml b/pom.xml
index 906178988..ea8e5bffe 100644
--- a/pom.xml
+++ b/pom.xml
@@ -46,7 +46,7 @@
             <dependency>
                 <groupId>net.openhft</groupId>
                 <artifactId>lang</artifactId>
-                <version>6.4.18</version>
+                <version>6.4.19-SNAPSHOT</version>
             </dependency>
 
             <dependency>
diff --git a/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java b/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java
index f86c2f955..0d068f00e 100644
--- a/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java
+++ b/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java
@@ -2418,13 +2418,12 @@ public class CHMUseCasesTest {
         }
     }
 
-    @Ignore("HCOLL-267 MapMarshaller fails to serialize")
     @Test
     public void testMapStringIntegerValue() throws IOException {
 
 
         if (typeOfMap == TypeOfMap.STATELESS)
-            return; // getUsingLocked supported by the STATELESS client
+            return; // getUsingLocked not supported by the STATELESS client
 
         ChronicleMapBuilder<String, Map<String, Integer>> builder = ChronicleMapBuilder
                 .of(String.class, (Class<Map<String, Integer>>) (Class) Map.class)