diff --git a/back-end/crawler/pom.xml b/back-end/crawler/pom.xml
index 51ec67c..6033ddf 100644
--- a/back-end/crawler/pom.xml
+++ b/back-end/crawler/pom.xml
@@ -117,7 +117,7 @@
   		<dependency>
     		<groupId>org.apache.logging.log4j</groupId>
     		<artifactId>log4j-core</artifactId>
-    		<version>2.11.2</version>
+    		<version>2.16.0</version>
   		</dependency>
   		<dependency>
     		<groupId>mysql</groupId>