diff --git a/dhis-2/pom.xml b/dhis-2/pom.xml
index 1320500..8649705 100644
--- a/dhis-2/pom.xml
+++ b/dhis-2/pom.xml
@@ -1575,7 +1575,7 @@
     <!-- unit test dependencies-->
     <powermock.version>2.0.4</powermock.version>
     <jackson.version>2.10.1</jackson.version>
-    <log4j.version>2.13.0</log4j.version>
+    <log4j.version>2.17.1</log4j.version>
     <slf4j.version>1.7.25</slf4j.version>
     <geotools.version>18.0</geotools.version>
     <jasperreports.version>6.3.1</jasperreports.version>