diff --git a/pom.xml b/pom.xml
index 724f771..f63b5ec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-simple</artifactId>
-            <version>1.7.32</version>
+            <version>1.7.33</version>
             <scope>compile</scope>
         </dependency>
         <!-- gson -->