use log4j2 2.2

diff --git a/pom.xml b/pom.xml
index e7ee42c733c83520859b4cc1e50d1d79542da15e..67e946a8a1ee8a1c5f198b6a787c429434e634f7 100644 (file)
--- a/pom.xml
+++ b/pom.xml
@@ -71,7 +71,7 @@
     <redback.spring-utils.version>2.1</redback.spring-utils.version>
     <redback.taskqueue.version>2.1</redback.taskqueue.version>
     <slf4j.version>1.7.10</slf4j.version>
-    <log4j.version>2.1</log4j.version>
+    <log4j.version>2.2</log4j.version>
 
     <spring.version>4.1.4.RELEASE</spring.version>