diff --git a/pom.xml b/pom.xml
index df4990d..8171cb3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -70,7 +70,7 @@
       <dependency>
         <groupId>org.slf4j</groupId>
         <artifactId>slf4j-simple</artifactId>
-        <version>1.7.36</version>
+        <version>2.0.13</version>
       </dependency>
 
       <!-- unit testing -->