diff --git a/pom.xml b/pom.xml
index 1cd24f9..6fdcd56 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
         <dependency>
           <groupId>ch.qos.logback</groupId>
           <artifactId>logback-classic</artifactId>
-          <version>1.2.2</version>
+          <version>1.5.13</version>
         </dependency>
 
         <!-- Twilio -->