diff --git a/pom.xml b/pom.xml
index 78f75fe..8e0d818 100644
--- a/pom.xml
+++ b/pom.xml
@@ -403,8 +403,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.5.1</version>
                 <configuration>
-                    <source>11</source>
-                    <target>11</target>
+                    <source>1.8</source>
+                    <target>1.8</target>
                     <debug>true</debug>
                     <debuglevel>lines,vars,source</debuglevel>
                     <compilerArgs>