diff --git a/trie4j/.classpath b/trie4j/.classpath
index 5350163..ff50a76 100644
--- a/trie4j/.classpath
+++ b/trie4j/.classpath
@@ -19,7 +19,7 @@
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="src" path="src/kitchensink/java"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
diff --git a/trie4j/.settings/org.eclipse.jdt.core.prefs b/trie4j/.settings/org.eclipse.jdt.core.prefs
index ec4300d..6b5aebc 100644
--- a/trie4j/.settings/org.eclipse.jdt.core.prefs
+++ b/trie4j/.settings/org.eclipse.jdt.core.prefs
@@ -1,5 +1,13 @@
 eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
 org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
 org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
 org.eclipse.jdt.core.compiler.source=1.7
diff --git a/trie4j/pom.xml b/trie4j/pom.xml
index 7ba1df0..d567e30 100644
--- a/trie4j/pom.xml
+++ b/trie4j/pom.xml
@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.github.takawitter</groupId>
   <artifactId>trie4j</artifactId>
-  <version>0.9.5</version>
+  <version>0.9.6</version>
   <name>Trie4J</name>
   <packaging>jar</packaging>
   <description>Various TRIE implementation including DoubleArray and LOUDS by Java.</description>
@@ -67,7 +67,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.12</version>
       <scope>test</scope>
     </dependency>
   </dependencies>