diff --git a/pom.xml b/pom.xml
index 755c0b7..bb9e4c7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,6 +28,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <java.version>1.8</java.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <maven-source.version>2.2.1</maven-source.version>