diff --git a/pom.xml b/pom.xml
index 402f9d7..fcdbd65 100644
--- a/pom.xml
+++ b/pom.xml
@@ -73,7 +73,7 @@
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
-      <version>1.2.3</version>
+      <version>1.3.12</version>
     </dependency>
     <!-- roaring bitmap -->
     <dependency>