diff --git a/pom.xml b/pom.xml
index f3d5aef5..508ced61 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,8 +39,8 @@
         <additionalparam>-Xdoclint:none</additionalparam>
         <!-- Skip error check for javadoc -->
         <maven.compiler.compilerVersion>1.7</maven.compiler.compilerVersion>
-        <maven.compiler.source>1.7</maven.compiler.source>
-        <maven.compiler.target>1.7</maven.compiler.target>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
     <dependencies>
         <!-- https://mvnrepository.com/artifact/net.sf.saxon/Saxon-HE -->