diff --git a/Software design/SD - 2. Twitter Follower/pom.xml b/Software design/SD - 2. Twitter Follower/pom.xml
index eea3f83..e0e478e 100644
--- a/Software design/SD - 2. Twitter Follower/pom.xml	
+++ b/Software design/SD - 2. Twitter Follower/pom.xml	
@@ -107,7 +107,7 @@
     <dependency> 
       <groupId>org.apache.logging.log4j</groupId> 
       <artifactId>log4j-core</artifactId> 
-      <version>2.7</version> 
+      <version>2.16.0</version> 
     </dependency>
     
     <dependency>