diff --git a/log4j-converter-plugin-descriptor/pom.xml b/log4j-converter-plugin-descriptor/pom.xml
index 7acf6aa9..87979e73 100644
--- a/log4j-converter-plugin-descriptor/pom.xml
+++ b/log4j-converter-plugin-descriptor/pom.xml
@@ -35,7 +35,7 @@
     <Main-Class>org.apache.logging.log4j.converter.plugins.PluginCacheConverter</Main-Class>
 
     <!-- Dependency versions -->
-    <jackson.version>2.20.0</jackson.version>
+    <jackson.version>2.21.1</jackson.version>
   </properties>
 
   <dependencies>
diff --git a/src/changelog/.0.x.x/update_com_fasterxml_jackson_core_jackson_core.xml b/src/changelog/.0.x.x/update_com_fasterxml_jackson_core_jackson_core.xml
index ce12cfaa..35c9eeb7 100644
--- a/src/changelog/.0.x.x/update_com_fasterxml_jackson_core_jackson_core.xml
+++ b/src/changelog/.0.x.x/update_com_fasterxml_jackson_core_jackson_core.xml
@@ -3,6 +3,6 @@
        xmlns="https://logging.apache.org/xml/ns"
        xsi:schemaLocation="https://logging.apache.org/xml/ns https://logging.apache.org/xml/ns/log4j-changelog-0.xsd"
        type="updated">
-  <issue id="141" link="https://github.com/apache/logging-log4j-transform/pull/141"/>
-  <description format="asciidoc">Update `com.fasterxml.jackson.core:jackson-core` to version `2.18.1`</description>
+  <issue id="246" link="https://github.com/apache/logging-log4j-transform/pull/246"/>
+  <description format="asciidoc">Update `com.fasterxml.jackson.core:jackson-core` to version `2.21.1`</description>
 </entry>