diff --git a/pom.xml b/pom.xml
index 20a163c1..594992c6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-simple</artifactId>
-            <version>1.7.5</version>
+            <version>1.7.35</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>