diff --git a/.gitignore b/.gitignore
index ebca6df..ac3c734 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ nb-configuration.xml
 .project
 .idea
 .settings
+push.sh
diff --git a/pom.xml b/pom.xml
index 76aefdf..465e587 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,8 +37,9 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.7.0</version>
                 <configuration>
-                        <source>${java.version}</source>
-                        <target>${java.version}</target>
+                    <source>${java.version}</source>
+                    <target>${java.version}</target>
+                    <compatibleSinceVersion>1.0</compatibleSinceVersion>
                 </configuration>
             </plugin>
             <plugin>