diff --git a/pom.xml b/pom.xml
index 669a67f..ada50bd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,10 +82,15 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.0</version>
+        <version>3.3</version>
         <configuration>
-          <source>1.6</source>
-          <target>1.6</target>
+          <source>1.7</source>
+          <target>1.7</target>
+          <compilerArgs>
+            <arg>-Xlint:unchecked</arg>
+          </compilerArgs>
+          <showWarnings>true</showWarnings>
+          <showDeprecation>true</showDeprecation>
         </configuration>
       </plugin>
       <plugin>
@@ -185,10 +190,15 @@
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>versions-maven-plugin</artifactId>
+        <version>2.2</version>
+      </plugin>
       <plugin>
         <groupId>com.github.github</groupId>
         <artifactId>site-maven-plugin</artifactId>
-        <version>0.10</version>
+        <version>0.12</version>
         <configuration>
           <message>Creating site for ${project.version}</message>
         </configuration>