diff --git a/flink-scala-code/pom.xml b/flink-scala-code/pom.xml
index 638f41f8..a6301f7d 100644
--- a/flink-scala-code/pom.xml
+++ b/flink-scala-code/pom.xml
@@ -47,7 +47,7 @@ under the License.
 		<flink.version>1.11.0</flink.version>
 		<scala.binary.version>2.11</scala.binary.version>
 		<scala.version>2.11.12</scala.version>
-		<log4j.version>2.12.1</log4j.version>
+		<log4j.version>2.13.3</log4j.version>
 		<hive.version>3.1.2</hive.version>
 		<hadoop.version>3.2.0</hadoop.version>
 	</properties>