diff --git a/pom.xml b/pom.xml
index 23a3980..034a9b5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
 
     <!-- Third-party dependencies. -->
     <io7m.org.immutables.version>2.10.1</io7m.org.immutables.version>
-    <jackson.version>2.18.0</jackson.version>
+    <jackson.version>2.18.1</jackson.version>
     <org.junit.version>5.11.3</org.junit.version>
   </properties>