diff --git a/pom.xml b/pom.xml

index 4774e70..c7941b2 100644

--- a/pom.xml

+++ b/pom.xml

@@ -69,9 +69,8 @@

               <id>default-compile</id>

               <configuration>

                 <jdkToolchain>

-                  <version>9</version>

+                  <version>8</version>

                 </jdkToolchain>

-                <release>9</release>

               </configuration>

             </execution>

             <execution>