diff --git a/tests/functional/jaws/pom.xml b/tests/functional/jaws/pom.xml
index b353168507..23ab917b61 100644
--- a/tests/functional/jaws/pom.xml
+++ b/tests/functional/jaws/pom.xml
@@ -36,7 +36,7 @@
   <version>1.0.0</version>
   <properties>
     <project.custom.encoding>UTF-8</project.custom.encoding>
-    <project.custom.java.version>1.6</project.custom.java.version>
+    <project.custom.java.version>1.8</project.custom.java.version>
     <maven.compiler.source>${project.custom.java.version}</maven.compiler.source>
     <maven.compiler.target>${project.custom.java.version}</maven.compiler.target>
     <project.build.sourceEncoding>${project.custom.encoding}</project.build.sourceEncoding>
@@ -53,6 +53,15 @@
           <useSystemClassLoader>false</useSystemClassLoader>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <source>${maven.compiler.source}</source>
+          <target>${maven.compiler.target}</target>
+        </configuration>
+      </plugin>
     </plugins>
   </build>
   <dependencies>