diff --git a/cf-java-logging-support-servlet/pom.xml b/cf-java-logging-support-servlet/pom.xml
index e432fdbe..0f341768 100644
--- a/cf-java-logging-support-servlet/pom.xml
+++ b/cf-java-logging-support-servlet/pom.xml
@@ -47,25 +47,25 @@
 		<dependency>
 			<groupId>com.auth0</groupId>
 			<artifactId>java-jwt</artifactId>
-			<version>3.8.3</version>
+			<version>3.18.2</version>
 		</dependency>
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-databind</artifactId>
-			<version>2.10.5.1</version>
+			<version>2.13.0</version>
 		</dependency>
 
 		<!-- testing -->
 		<dependency>
 			<groupId>org.eclipse.jetty</groupId>
 			<artifactId>jetty-server</artifactId>
-			<version>9.4.41.v20210516</version>
+			<version>9.4.44.v20210927</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.eclipse.jetty</groupId>
 			<artifactId>jetty-servlet</artifactId>
-			<version>9.4.35.v20201120</version>
+			<version>9.4.44.v20210927</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
diff --git a/pom.xml b/pom.xml
index 087bd6ec..60787dd5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -166,10 +166,10 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <jackson-jr.version>2.10.1</jackson-jr.version>
-        <slf4j.version>1.7.30</slf4j.version>
-        <logback.version>1.2.3</logback.version>
-        <log4j2.version>2.15.0</log4j2.version>
+        <jackson-jr.version>2.13.0</jackson-jr.version>
+        <slf4j.version>1.7.32</slf4j.version>
+        <logback.version>1.2.7</logback.version>
+        <log4j2.version>2.16.0</log4j2.version>
         <buildnumber.plugin.version>1.4</buildnumber.plugin.version>
         <source.plugin.version>3.2.1</source.plugin.version>
         <jar.plugin.version>3.1.0</jar.plugin.version>
diff --git a/sample-spring-boot/pom.xml b/sample-spring-boot/pom.xml
index f292bdd2..978cda26 100644
--- a/sample-spring-boot/pom.xml
+++ b/sample-spring-boot/pom.xml
@@ -18,7 +18,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<maven.compiler.source>11</maven.compiler.source>
 		<maven.compiler.target>11</maven.compiler.target>
-		<spring.boot.version>2.5.3</spring.boot.version>
+		<spring.boot.version>2.6.1</spring.boot.version>
 		<keytool.plugin.version>1.5</keytool.plugin.version>
 		<keystore.token.store_password>0bzhBRNUXBR5
 		</keystore.token.store_password>