Adopt JDK 11 as a build target
diff --git a/pom.xml b/pom.xml
index e65dc9e..9c0892d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@
 
         <!-- Override the source descriptor -->
         <sourceReleaseAssemblyDescriptor>src</sourceReleaseAssemblyDescriptor>
-        <target.jdk>1.8</target.jdk>
+        <target.jdk>11</target.jdk>
     </properties>
 
     <dependencyManagement>