diff --git a/pom.xml b/pom.xml
index 33310c3b..25510fe5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-dependency-plugin</artifactId>
-				<version>2.3</version>
+				<version>3.6.1</version>
 				<executions>
 					<execution>
 						<phase>package</phase>
@@ -25,7 +25,7 @@
 								<artifactItem>
 									<groupId>com.github.jsimone</groupId>
 									<artifactId>webapp-runner</artifactId>
-									<version>8.0.30.2</version>
+									<version>9.0.27.1</version>
 									<destFileName>webapp-runner.jar</destFileName>
 								</artifactItem>
 							</artifactItems>
@@ -35,7 +35,7 @@
 			</plugin>
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.11.0</version>
+				<version>3.12.1</version>
 				<configuration>
 					<source>1.8</source>
 					<target>1.8</target>
@@ -43,7 +43,7 @@
 			</plugin>
 			<plugin>
 				<artifactId>maven-war-plugin</artifactId>
-				<version>3.2.1</version>
+				<version>3.4.0</version>
 				<configuration>
 					<warSourceDirectory>WebContent</warSourceDirectory>
 				</configuration>
@@ -55,21 +55,21 @@
 		<dependency>
 			<groupId>org.postgresql</groupId>
 			<artifactId>postgresql</artifactId>
-			<version>42.3.7</version>
+			<version>42.7.2</version>
 		</dependency>
 
 
 		<dependency>
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
-			<version>8.0.28</version>
+			<version>8.0.33</version>
 		</dependency>
 
 
 		<dependency>
 			<groupId>javax.servlet</groupId>
 			<artifactId>javax.servlet-api</artifactId>
-			<version>3.1.0</version>
+			<version>4.0.1</version>
 		</dependency>
 	</dependencies>
-</project>
\ No newline at end of file
+</project>