diff --git a/pom.xml b/pom.xml
index da44e7a..4ce7735 100644
--- a/pom.xml
+++ b/pom.xml
@@ -64,7 +64,7 @@
         <!-- https://github.com/FasterXML/jackson-databind/releases -->
         <com.fasterxml.jackson.core.version>2.10.0</com.fasterxml.jackson.core.version>
         <!-- https://mvnrepository.com/artifact/ch.qos.logback/logback-classic -->
-        <ch.qos.logback.logback-classic.version>1.2.3</ch.qos.logback.logback-classic.version>
+        <ch.qos.logback.logback-classic.version>1.2.13</ch.qos.logback.logback-classic.version>
 
         <!-- plugins -->
         <!-- https://maven.apache.org/plugins/maven-compiler-plugin/download.cgi -->