diff --git a/tutorial/testing/basics/pingpong-testing/pom.xml b/tutorial/testing/basics/pingpong-testing/pom.xml
index e916c34..0541ab9 100644
--- a/tutorial/testing/basics/pingpong-testing/pom.xml
+++ b/tutorial/testing/basics/pingpong-testing/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
         <groupId>ch.qos.logback</groupId>
         <artifactId>logback-classic</artifactId>
-        <version>1.2.3</version>
+        <version>1.3.12</version>
         <scope>compile</scope>
     </dependency>
     </dependencies>