diff --git a/source/pom.xml b/source/pom.xml
index f34b10486..e1ec8586b 100644
--- a/source/pom.xml
+++ b/source/pom.xml
@@ -32,7 +32,7 @@
 
     <properties>
         <!-- Project properties -->
-        <java.version>11</java.version>
+        <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <endorsed.dir>${project.build.directory}/endorsed</endorsed.dir>
         <env>local</env>
@@ -671,7 +671,7 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>${maven-compiler-plugin.version}</version>
                 <configuration>
-                    <release>${java.version}</release>
+<!--                    <release>${java.version}</release>-->
                     <source>${java.version}</source>
                     <target>${java.version}</target>
                     <compilerArgs>