diff --git a/pom.xml b/pom.xml
index 10132681..302a014f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -87,6 +87,6 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <sl4j.version>1.7.25</sl4j.version>
-        <logback.version>1.2.3</logback.version>
+        <logback.version>1.2.9</logback.version>
     </properties>
 </project>
\ No newline at end of file