diff --git a/broker/pom.xml b/broker/pom.xml
index 1a91914b..b4e51d27 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -41,7 +41,7 @@
         <dependency>
             <groupId>log4j</groupId>
             <artifactId>log4j</artifactId>
-            <version>1.2.14</version>
+            <version>1.2.17</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->