Updated log4j libs due to CVE-2021-44228.
diff --git a/pom.xml b/pom.xml
index bfaa8a4..a141366 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>de.mannheim.ids</groupId>
 	<artifactId>KorapSRU</artifactId>
-	<version>1.0.4-SNAPSHOT</version>
+	<version>1.0.5-SNAPSHOT</version>
 	<packaging>war</packaging>
 
 	<name>KorapSRU</name>
@@ -35,7 +35,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<jersey.version>1.19.4</jersey.version>
-    	<log4j.version>2.14.1</log4j.version>
+    	<log4j.version>[2.15.0,)</log4j.version>
 	</properties>
 
 	<dependencies>