diff --git a/README.md b/README.md
index 4386fe207..178274ec5 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 <img src="https://raw.githubusercontent.com/jankotek/mapdb-site/gh-pages/images/art/rocket-small.png" width=90 height=90 align="left"/>
 
-MapDB: database engine 
-=======================
+# MapDB: database engine 
+
 [![Build Status](https://travis-ci.org/jankotek/mapdb.svg?branch=master)](https://travis-ci.org/jankotek/mapdb)
 [![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.mapdb/mapdb/badge.svg)](https://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.mapdb%22%20AND%20a%3Amapdb)
 [![Join the chat at https://gitter.im/jankotek/mapdb](https://badges.gitter.im/jankotek/mapdb.svg)](https://gitter.im/jankotek/mapdb?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
@@ -16,8 +16,9 @@ It is free under Apache 2 license. MapDB is flexible and can be used in many rol
 * RDBMs replacement with  transactions, MVCC, incremental backups etc…
 * Local data processing and filtering. MapDB has utilities to process huge quantities of data in reasonable time.
 
-Hello world
--------------------
+## Dependency
+
+### Maven
 
 Maven snippet, VERSION is [![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.mapdb/mapdb/badge.svg)](https://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.mapdb%22%20AND%20a%3Amapdb)
 
@@ -29,26 +30,45 @@ Maven snippet, VERSION is [![Maven Central](https://maven-badges.herokuapp.com/m
 </dependency>
 ```
 
-Hello world:
+### Gradle
+
+Gradle snippet, VERSION is [![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.mapdb/mapdb/badge.svg)](https://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.mapdb%22%20AND%20a%3Amapdb)
+
+```groovy
+compile "org.mapdb:mapdb:VERSION"
+```
+
+## Hello World
+
+### Java
 
 ```java
 //import org.mapdb.*
 DB db = DBMaker.memoryDB().make();
-ConcurrentMap map = db.hashMap("map").make();
+ConcurrentMap map = db.hashMap("map").createOrOpen();
 map.put("something", "here");
 ```
 
+### Kotlin
+
+```kotlin
+//import org.mapdb.*
+val db = DBMaker.memoryDB().make()
+val map = db.hashMap("map").createOrOpen() as HTreeMap<String, String>
+map["something"] = "here"
+```
+
+## Documentation
+
 You can continue with [quick start](https://jankotek.gitbooks.io/mapdb/content/quick-start/) or refer to the  [documentation](https://jankotek.gitbooks.io/mapdb/).
 
-Support
-------------
+## Support
 
 More [details](http://www.mapdb.org/support/).
 
-Development
---------------------
+## Development
 
-MapDB is written in Kotlin. You will need IntelliJ Idea 15 and newer to edit it.
+MapDB is written in Kotlin. You will need IntelliJ Idea 15 or newer to edit it.
 
 You can use Maven to build MapDB by issuing command `mvn install`.
 
diff --git a/pom.xml b/pom.xml
index 1cecc0612..4bad65222 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,8 +34,8 @@
     </scm>
 
     <properties>
-        <kotlin.version>1.2.0</kotlin.version>
-        <kotlin.plugin.version>1.2.0</kotlin.plugin.version>
+        <kotlin.version>1.2.30</kotlin.version>
+        <kotlin.plugin.version>1.2.31</kotlin.plugin.version>
 
         <java.target.version>1.8</java.target.version>
         <java.source.version>1.8</java.source.version>
@@ -56,7 +56,7 @@
     <dependencies>
         <dependency>
             <groupId>org.jetbrains.kotlin</groupId>
-            <artifactId>kotlin-stdlib-jre8</artifactId>
+            <artifactId>kotlin-stdlib-jdk8</artifactId>
             <version>${kotlin.version}</version>
         </dependency>
 
@@ -338,6 +338,26 @@
                 </configuration>
             </plugin>
 
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jdeps-plugin</artifactId>
+                <version>3.1.0</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>jdkinternals</goal>
+                            <goal>test-jdkinternals</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <dotOutput>target/jdeps</dotOutput>
+                    <failOnWarning>false</failOnWarning>
+                    <recursive>true</recursive>
+                    <verbose>true</verbose>
+                </configuration>
+            </plugin>
+
         </plugins>
 
     </build>