diff --git a/csarvalidation/pom.xml b/csarvalidation/pom.xml
index 3aa09ae..dbf8417 100644
--- a/csarvalidation/pom.xml
+++ b/csarvalidation/pom.xml
@@ -41,13 +41,13 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>1.6.4</version>
+            <version>1.7.16</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.slf4j/slf4j-simple -->
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-simple</artifactId>
-            <version>1.6.4</version>
+            <version>1.7.16</version>
             <scope>test</scope>
         </dependency>
         <dependency>