diff --git a/plc4c/pom.xml b/plc4c/pom.xml
index 624c10b528d..ba13df6e21e 100644
--- a/plc4c/pom.xml
+++ b/plc4c/pom.xml
@@ -160,7 +160,7 @@
           <dependency>
             <groupId>net.sf.saxon</groupId>
             <artifactId>Saxon-HE</artifactId>
-            <version>12.8</version>
+            <version>12.9</version>
           </dependency>
         </dependencies>
       </plugin>
diff --git a/protocols/knxnetip/pom.xml b/protocols/knxnetip/pom.xml
index 957eda7bc23..a34fb6bfff5 100644
--- a/protocols/knxnetip/pom.xml
+++ b/protocols/knxnetip/pom.xml
@@ -154,7 +154,7 @@
               <dependency>
                 <groupId>net.sf.saxon</groupId>
                 <artifactId>Saxon-HE</artifactId>
-                <version>12.8</version>
+                <version>12.9</version>
               </dependency>
             </dependencies>
           </plugin>
diff --git a/protocols/opcua/pom.xml b/protocols/opcua/pom.xml
index 1b910cc56a7..b1953737f44 100644
--- a/protocols/opcua/pom.xml
+++ b/protocols/opcua/pom.xml
@@ -237,7 +237,7 @@
               <dependency>
                 <groupId>net.sf.saxon</groupId>
                 <artifactId>Saxon-HE</artifactId>
-                <version>12.8</version>
+                <version>12.9</version>
               </dependency>
             </dependencies>
           </plugin>