diff --git a/build.gradle b/build.gradle
index 1bdc7f7ad..0330856f3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -36,7 +36,7 @@ subprojects {
         bcpVersion = '1.64'
         jacksonVersion = '2.10.2'
         jettyVersion = '9.4.26.v20200117'
-        log4jVersion = '2.13.0'
+        log4jVersion = '2.13.1'
         slf4jVersion = '1.7.30'
     }