diff --git a/plugin/pom.xml b/plugin/pom.xml
index fb0de66..3ca25a0 100644
--- a/plugin/pom.xml
+++ b/plugin/pom.xml
@@ -9,6 +9,7 @@
   <url>http://maven.apache.org</url>
   
   <properties>
+	  <java.version>1.8</java.version>
     <jetty.version>9.4.31.v20200723</jetty.version>
     <jersey.version>2.27</jersey.version>
   </properties>
@@ -96,6 +97,13 @@
       <scope>test</scope>
     </dependency>
 
+    <!-- https://mvnrepository.com/artifact/org.glassfish.jersey.media/jersey-media-sse -->
+    <dependency>
+      <groupId>org.glassfish.jersey.media</groupId>
+      <artifactId>jersey-media-sse</artifactId>
+      <version>${jersey.version}</version>
+    </dependency>
+
   </dependencies>
   
   <build>
@@ -139,6 +147,18 @@
           </execution>
         </executions>
       </plugin>
+
+      <plugin>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>3.8.1</version>
+				<inherited>true</inherited>
+				<configuration>
+					<showWarnings>true</showWarnings>
+					<source>${java.version}</source>
+					<target>${java.version}</target>
+				</configuration>
+			</plugin>
+
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-resources-plugin</artifactId>