diff --git a/monitor.rest/pom.xml b/monitor.rest/pom.xml
index 27defdb..2beffd5 100644
--- a/monitor.rest/pom.xml
+++ b/monitor.rest/pom.xml
@@ -38,6 +38,32 @@
 			<groupId>com.google.code.findbugs</groupId>
 			<artifactId>jsr305</artifactId>
 		</dependency>
+
+		<dependency>
+			<groupId>com.sun.activation</groupId>
+			<artifactId>javax.activation</artifactId>
+			<version>1.2.0</version>
+		</dependency>
+		<dependency>
+			<groupId>javax.annotation</groupId>
+			<artifactId>javax.annotation-api</artifactId>
+			<version>1.3.1</version>
+		</dependency>
+		<dependency>
+			<groupId>javax.xml.bind</groupId>
+			<artifactId>jaxb-api</artifactId>
+			<version>2.3.0</version>
+		</dependency>
+		<dependency>
+			<groupId>com.sun.xml.bind</groupId>
+			<artifactId>jaxb-core</artifactId>
+			<version>2.3.0</version>
+		</dependency>
+		<dependency>
+			<groupId>com.sun.xml.bind</groupId>
+			<artifactId>jaxb-impl</artifactId>
+			<version>2.3.0</version>
+		</dependency>
 	</dependencies>
 
 </project>
diff --git a/monitor.utils/src/main/java/monitor/utils/Utils.java b/monitor.utils/src/main/java/monitor/utils/Utils.java
index 7802f1f..25d2047 100644
--- a/monitor.utils/src/main/java/monitor/utils/Utils.java
+++ b/monitor.utils/src/main/java/monitor/utils/Utils.java
@@ -1,8 +1,7 @@
 package monitor.utils;
 
-import sun.misc.BASE64Encoder;
-
 import java.util.Arrays;
+import java.util.Base64;
 import java.util.Optional;
 import java.util.function.Supplier;
 import java.util.stream.Stream;
@@ -22,7 +21,7 @@ public static <T> Optional<T> firstPresent(Supplier<Optional<T>>... optionals) {
 	}
 
 	public static String toBase64(String content) {
-		return new BASE64Encoder().encode(content.getBytes());
+		return Base64.getEncoder().encodeToString(content.getBytes());
 	}
 
 }
diff --git a/monitor/src/main/java/monitor/Main.java b/monitor/src/main/java/monitor/Main.java
index 197c553..0262fee 100644
--- a/monitor/src/main/java/monitor/Main.java
+++ b/monitor/src/main/java/monitor/Main.java
@@ -11,6 +11,7 @@
 
 import java.net.URL;
 import java.net.URLClassLoader;
+import java.util.Arrays;
 import java.util.List;
 import java.util.Optional;
 import java.util.concurrent.Executors;
@@ -27,7 +28,7 @@ public class Main {
 	public static void main(String[] args) {
 		logClassPathContent();
 
-		Monitor monitor = createMonitor();
+		var monitor = createMonitor();
 		MonitorServer server = MonitorServer
 				.create(monitor::currentStatistics)
 				.start();
@@ -43,9 +44,8 @@ public static void main(String[] args) {
 	}
 
 	private static void logClassPathContent() {
-		URLClassLoader classLoader = (URLClassLoader) Main.class.getClassLoader();
-		String message = stream(classLoader.getURLs())
-				.map(URL::toString)
+		String[] classPath = System.getProperty("java.class.path").split(":");
+		String message = Arrays.stream(classPath)
 				.map(url -> "\t" + url)
 				.collect(joining("\n", "Class path content:\n", "\n"));
 		System.out.println(message);
diff --git a/pom.xml b/pom.xml
index 6dad25f..8d14fbe 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
 			<dependency>
 				<groupId>org.mockito</groupId>
 				<artifactId>mockito-core</artifactId>
-				<version>2.2.1</version>
+				<version>2.18.3</version>
 			</dependency>
 			<dependency>
 				<groupId>org.assertj</groupId>
@@ -74,7 +74,7 @@
 			</plugin>
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.7.0</version>
+				<version>3.8.0</version>
 				<configuration>
 					<fork>true</fork>
 				</configuration>
@@ -102,4 +102,37 @@
 		</plugins>
 	</build>
 
+	<profiles>
+		<profile>
+			<id>java-9</id>
+			<activation>
+				<jdk>9</jdk>
+			</activation>
+			<properties>
+				<maven.compiler.source>9</maven.compiler.source>
+				<maven.compiler.target>9</maven.compiler.target>
+			</properties>
+		</profile>
+		<profile>
+			<id>java-10</id>
+			<activation>
+				<jdk>10</jdk>
+			</activation>
+			<properties>
+				<maven.compiler.source>10</maven.compiler.source>
+				<maven.compiler.target>10</maven.compiler.target>
+			</properties>
+		</profile>
+		<profile>
+			<id>java-11</id>
+			<activation>
+				<jdk>11</jdk>
+			</activation>
+			<properties>
+				<maven.compiler.source>11</maven.compiler.source>
+				<maven.compiler.target>11</maven.compiler.target>
+			</properties>
+		</profile>
+	</profiles>
+
 </project>