diff --git a/pom.xml b/pom.xml
index 4b9c287..bfa355d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -149,7 +149,7 @@
 		 <dependency>
 	        <groupId>org.apache.logging.log4j</groupId>
 	        <artifactId>log4j-slf4j-impl</artifactId>
-	        <version>2.14.1</version>
+	        <version>2.17.1</version>
 	    </dependency>
 
 		<dependency>
@@ -299,7 +299,7 @@
 							<tasks>
 
 								<exec executable="ant">
-									<arg value="build-docs" />
+									<arg value="build-docs"/>
 								</exec>
 
 							</tasks>