diff --git a/dive-in-springboot-projects/testing-netty-spring-boot/testing-netty-spring-boot/pom.xml b/dive-in-springboot-projects/testing-netty-spring-boot/testing-netty-spring-boot/pom.xml
index 706943a..166ed4e 100644
--- a/dive-in-springboot-projects/testing-netty-spring-boot/testing-netty-spring-boot/pom.xml
+++ b/dive-in-springboot-projects/testing-netty-spring-boot/testing-netty-spring-boot/pom.xml
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.3.15</version>
+            <version>1.3.16</version>
         </dependency>
 
         <dependency>