diff --git a/pom.xml b/pom.xml
index fe45338..d1222f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -47,7 +47,7 @@
         <guava.version>33.1.0-jre</guava.version>
 
         <!-- Serialization / mapping (not in Boot BOM, or override) -->
-        <mapstruct.version>1.5.5.Final</mapstruct.version>
+        <mapstruct.version>1.6.3</mapstruct.version>
 
         <!-- JAX-RS / OpenAPI / JMH (example modules; not in Boot BOM) -->
         <jersey.version>3.1.5</jersey.version>