diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index a77bc80..a56816c
--- a/pom.xml
+++ b/pom.xml
@@ -53,7 +53,7 @@
       <dependency>
 	<groupId>org.apache.logging.log4j</groupId>
 	<artifactId>log4j-core</artifactId>
-	<version>2.12.1</version>
+	<version>2.17.1</version>
       </dependency>