diff --git a/pom.xml b/pom.xml
index 44d423b0f53..87d5638a2d2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,7 +30,7 @@
         <maven.compiler.release>17</maven.compiler.release>
         <argLine></argLine>
 
-        <log4j.version>2.20.0</log4j.version>
+        <log4j.version>2.21.0</log4j.version>
         <geotools.version>29.2</geotools.version>
         <jts.version>1.19.0</jts.version>
         <guice.version>7.0.0</guice.version>