diff --git a/pom.xml b/pom.xml
index 3f58e2d..58f988c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -48,8 +48,8 @@
     
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.source>11</maven.compiler.source>
-        <maven.compiler.target>11</maven.compiler.target>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
     <dependencies>
         <dependency>