diff --git a/pom.xml b/pom.xml
index 32863182..80eec457 100644
--- a/pom.xml
+++ b/pom.xml
@@ -279,12 +279,12 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.7</version>
+            <version>1.5.25</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.2.7</version>
+            <version>1.5.25</version>
         </dependency>
         <dependency>
             <groupId>org.apache.pdfbox</groupId>