diff --git a/kotlin-name-generator/pom.xml b/kotlin-name-generator/pom.xml
index 9848159..3d8c3de 100644
--- a/kotlin-name-generator/pom.xml
+++ b/kotlin-name-generator/pom.xml
@@ -28,7 +28,7 @@
             <!-- for verbose tests -->
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.5.8</version>
+            <version>1.5.9</version>
             <scope>test</scope>
         </dependency>
         <dependency>