diff --git a/constants.properties b/constants.properties
index 1ad8361d59..2c78f945e7 100644
--- a/constants.properties
+++ b/constants.properties
@@ -55,7 +55,7 @@ jerseyVersion=2.25
 servletVersion=4.0.1
 assertjVersion=3.12.2
 slf4JVersion=1.7.30
-log4JVersion=2.20.0
+log4JVersion=2.23.0
 okhttpVersion=4.11.0
 nettyVersion=4.1.77.Final
 fileuploadVersion=1.4