diff --git a/pom.xml b/pom.xml
index 6df37ee..2eb3eab 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
-      <version>1.2.3</version>
+      <version>1.2.13</version>
     </dependency>
     <dependency>
       <groupId>org.powermock</groupId>