diff --git a/sifr-bioportal-annotation-model/pom.xml b/sifr-bioportal-annotation-model/pom.xml
index ddc5320..c48b426 100644
--- a/sifr-bioportal-annotation-model/pom.xml
+++ b/sifr-bioportal-annotation-model/pom.xml
@@ -77,7 +77,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.17.1</version>
+            <version>2.25.3</version>
         </dependency>
         <dependency>
             <groupId>com.googlecode.json-simple</groupId>