java-callgraph

diff --git a/.gitignore b/.gitignore
index cc5f15f..4568c37 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,7 @@ bin/
 .project
 .settings/
 
+# intellij
+.idea/
+*.iml
+

diff --git a/pom.xml b/pom.xml
index 21046a4..0992d00 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
     <dependency>
       <groupId>org.apache.bcel</groupId>
       <artifactId>bcel</artifactId>
-      <version>5.2</version>
+      <version>6.0</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
@@ -32,7 +32,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-assembly-plugin</artifactId>
-        <version>2.2.1</version>
+        <version>3.0.0</version>
         <configuration>
           <descriptors>
             <descriptor>assembly-dyn.xml</descriptor>
@@ -58,11 +58,11 @@
       </plugin>
       <plugin>
         <artifactId>maven-compiler-plugin</artifactId>
-        <version>2.3.2</version>
+        <version>3.6.1</version>
         <configuration>
           <optimize>false</optimize>
-          <source>1.6</source>
-          <target>1.6</target>
+          <source>1.8</source>
+          <target>1.8</target>
         </configuration>
       </plugin>
     </plugins>