<dependency>
                        <groupId>org.apache.logging.log4j</groupId>
                        <artifactId>log4j-slf4j-impl</artifactId>
-                       <version>2.3</version>
+                       <version>2.5</version>
                </dependency>
                <!--
                        2/3 Required dependency for log4j 2 with slf4j: log4j 2 maven plugin 
                <dependency>
                        <groupId>org.apache.logging.log4j</groupId>
                        <artifactId>log4j-core</artifactId>
-                       <version>2.3</version>
+                       <version>2.5</version>
                </dependency>
                <!--
                        3/3 Required dependency for getting rid of commons logging. This is 
                <dependency>
                        <groupId>org.slf4j</groupId>
                        <artifactId>jcl-over-slf4j</artifactId>
-                       <version>1.7.12</version>
+                       <version>1.7.21</version>
                </dependency>