diff --git a/pom.xml b/pom.xml
index 2b938975b..ca7b5f7c4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -75,6 +75,12 @@
                 <version>1.3.6</version>
             </dependency>
 
+            <dependency>
+                <groupId>org.ops4j.pax.url</groupId>
+                <artifactId>pax-url-aether</artifactId>
+                <version>2.2.0</version>
+            </dependency>
+
         </dependencies>
 
     </dependencyManagement>
@@ -92,6 +98,12 @@
             <artifactId>jettison</artifactId>
         </dependency>
 
+        <dependency>
+            <optional>true</optional>
+            <groupId>org.ops4j.pax.url</groupId>
+            <artifactId>pax-url-aether</artifactId>
+        </dependency>
+
         <dependency>
             <groupId>net.openhft</groupId>
             <artifactId>compiler</artifactId>
diff --git a/src/main/java/net/openhft/chronicle/map/VanillaChronicleMap.java b/src/main/java/net/openhft/chronicle/map/VanillaChronicleMap.java
index deae98e0c..b64a2b89a 100755
--- a/src/main/java/net/openhft/chronicle/map/VanillaChronicleMap.java
+++ b/src/main/java/net/openhft/chronicle/map/VanillaChronicleMap.java
@@ -247,7 +247,7 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, ? super KI>,
         if (offHeapMapSize > GIGABYTES.toBytes(4L)) {
             System.out.printf(
                     "WARNING: On Windows, you probably cannot create a ChronicleMap\n" +
-                    "of more than 4 GB. The configured map requires %.2f GB of off-heap memory.\n",
+                            "of more than 4 GB. The configured map requires %.2f GB of off-heap memory.\n",
                     offHeapMapSizeInGb);
         }
         try {
@@ -256,9 +256,9 @@ class VanillaChronicleMap<K, KI, MKI extends MetaBytesInterop<K, ? super KI>,
                 double freePhysicalMemoryInGb = freePhysicalMemory * 1.0 / oneGb;
                 System.out.printf(
                         "WARNING: On Windows, you probably cannot create a ChronicleMap\n" +
-                        "of more than 90%% of available free memory in the system.\n" +
-                        "The configured map requires %.2f GB of off-heap memory.\n" +
-                        "There is only %.2f GB of free physical memory in the system.\n",
+                                "of more than 90%% of available free memory in the system.\n" +
+                                "The configured map requires %.2f GB of off-heap memory.\n" +
+                                "There is only %.2f GB of free physical memory in the system.\n",
                         offHeapMapSizeInGb, freePhysicalMemoryInGb);
 
             }
diff --git a/src/test/java/net/openhft/chronicle/map/BuildVersionTest.java b/src/test/java/net/openhft/chronicle/map/BuildVersionTest.java
new file mode 100644
index 000000000..2f6ef24c5
--- /dev/null
+++ b/src/test/java/net/openhft/chronicle/map/BuildVersionTest.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2014 Higher Frequency Trading
+ *
+ * http://www.higherfrequencytrading.com
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.openhft.chronicle.map;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.IOException;
+
+/**
+ * @author Rob Austin.
+ */
+public class BuildVersionTest {
+
+
+    @Test
+    public void test() throws IOException, InterruptedException {
+        // checks that we always get a version
+        Assert.assertNotNull(BuildVersion.version());
+    }
+
+}
diff --git a/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java b/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java
index 9eda52d37..d5b83f8b1 100644
--- a/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java
+++ b/src/test/java/net/openhft/chronicle/map/CHMUseCasesTest.java
@@ -1,7 +1,7 @@
 package net.openhft.chronicle.map;
 
 import com.google.common.primitives.Chars;
-import junit.framework.Assert;
+ import org.junit.Assert;
 import net.openhft.chronicle.hash.replication.TcpTransportAndNetworkConfig;
 import net.openhft.lang.io.ByteBufferBytes;
 import net.openhft.lang.io.serialization.impl.*;
diff --git a/src/test/java/net/openhft/chronicle/map/ChronicleMapImportExportTest.java b/src/test/java/net/openhft/chronicle/map/ChronicleMapImportExportTest.java
index 2984996d7..bd1cb7ef3 100644
--- a/src/test/java/net/openhft/chronicle/map/ChronicleMapImportExportTest.java
+++ b/src/test/java/net/openhft/chronicle/map/ChronicleMapImportExportTest.java
@@ -1,9 +1,9 @@
 package net.openhft.chronicle.map;
 
-import junit.framework.Assert;
-import net.openhft.chronicle.hash.replication.TcpTransportAndNetworkConfig;
+ import net.openhft.chronicle.hash.replication.TcpTransportAndNetworkConfig;
 import net.openhft.lang.values.LongValue;
 import net.openhft.lang.values.LongValue$$Native;
+import org.junit.Assert;
 import org.junit.Ignore;
 import org.junit.Test;
 
diff --git a/src/test/java/net/openhft/chronicle/map/Issue42Test.java b/src/test/java/net/openhft/chronicle/map/Issue42Test.java
index 7d078c7f2..16cd331b8 100755
--- a/src/test/java/net/openhft/chronicle/map/Issue42Test.java
+++ b/src/test/java/net/openhft/chronicle/map/Issue42Test.java
@@ -18,7 +18,7 @@
 
 package net.openhft.chronicle.map;
 
-import junit.framework.Assert;
+ import org.junit.Assert;
 import net.openhft.lang.Jvm;
 import org.junit.Test;
 
diff --git a/src/test/java/net/openhft/chronicle/map/TcpReplicationLargeEntryTest.java b/src/test/java/net/openhft/chronicle/map/TcpReplicationLargeEntryTest.java
index 003a4273d..daffb7415 100644
--- a/src/test/java/net/openhft/chronicle/map/TcpReplicationLargeEntryTest.java
+++ b/src/test/java/net/openhft/chronicle/map/TcpReplicationLargeEntryTest.java
@@ -1,8 +1,8 @@
 package net.openhft.chronicle.map;
 
-import junit.framework.Assert;
 import net.openhft.chronicle.hash.replication.TcpTransportAndNetworkConfig;
 import org.junit.After;
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;