diff --git a/pom.xml b/pom.xml
index 58803ba..a184694 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <slf4j.version>1.6.3</slf4j.version>
+    <slf4j.version>1.7.34</slf4j.version>
   </properties>
 
   <contributors>