diff --git a/pom.xml b/pom.xml
index 27eada4007b..f54278105ef 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,7 +71,7 @@
         <lucene.version>9.12.0</lucene.version>
         <slf4j.version>2.0.16</slf4j.version>
         <netex-java-model.version>2.0.15</netex-java-model.version>
-        <siri-java-model.version>1.27</siri-java-model.version>
+        <siri-java-model.version>1.28</siri-java-model.version>
         <jaxb-runtime.version>4.0.5</jaxb-runtime.version>
         <!-- Other properties -->
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>