diff --git a/asn1-uper/pom.xml b/asn1-uper/pom.xml
index 32f3235..9cd9760 100644
--- a/asn1-uper/pom.xml
+++ b/asn1-uper/pom.xml
@@ -81,7 +81,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.3.12</version>
         </dependency>
     </dependencies>