Update maven-compiler-plugin
diff --git a/pom.xml b/pom.xml
index 7f0562c..fec2f4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -719,7 +719,7 @@
                 </plugin>
                 <plugin>
                     <artifactId>maven-compiler-plugin</artifactId>
-                    <version>2.3.2</version>
+                    <version>3.8.1</version>
                 </plugin>
                 <plugin>
                     <artifactId>maven-jar-plugin</artifactId>