diff --git a/pom.xml b/pom.xml
index e3a6e2aa137f38d4248f8364133c76caa0b7bdd3..1a53a33005f8f66d42b7d76f8dcf9e66b5791ae0 100755
--- a/pom.xml
+++ b/pom.xml
@@ -139,8 +139,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.8.1</version>
         <configuration>
-          <source>17</source>
-          <target>17</target>
+          <source>11</source>
+          <target>11</target>
         </configuration>
       </plugin>
       <plugin>