added log file support
diff --git a/pom.xml b/pom.xml
index ba642b2..904e390 100644
--- a/pom.xml
+++ b/pom.xml
@@ -38,6 +38,7 @@
     <cal10n.version>0.7.4</cal10n.version>
     <log4j.version>1.2.17</log4j.version>
     <logback.version>1.0.7</logback.version>
+    <junit.version>4.10</junit.version>
   </properties>
 
   <developers>
@@ -69,7 +70,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>${junit.version}</version>
       <scope>test</scope>
     </dependency>
   </dependencies>