diff --git a/plc4c/pom.xml b/plc4c/pom.xml
index e763edd0925..d48ce3a69b2 100644
--- a/plc4c/pom.xml
+++ b/plc4c/pom.xml
@@ -392,7 +392,7 @@
           <dependency>
             <groupId>net.sf.saxon</groupId>
             <artifactId>Saxon-HE</artifactId>
-            <version>12.1</version>
+            <version>12.3</version>
           </dependency>
         </dependencies>
       </plugin>
diff --git a/protocols/knxnetip/pom.xml b/protocols/knxnetip/pom.xml
index 91446e5c91c..8c1c90378fb 100644
--- a/protocols/knxnetip/pom.xml
+++ b/protocols/knxnetip/pom.xml
@@ -98,7 +98,7 @@
           <dependency>
             <groupId>net.sf.saxon</groupId>
             <artifactId>Saxon-HE</artifactId>
-            <version>12.1</version>
+            <version>12.3</version>
           </dependency>
         </dependencies>
       </plugin>
diff --git a/protocols/opcua/pom.xml b/protocols/opcua/pom.xml
index db371bea9c7..6428ed1b9ca 100644
--- a/protocols/opcua/pom.xml
+++ b/protocols/opcua/pom.xml
@@ -220,7 +220,7 @@
             <groupId>net.sf.saxon</groupId>
             <artifactId>Saxon-HE</artifactId>
             <!-- REMARK: 11.3 is currently the newest version, however when updating to that, the build breaks -->
-            <version>12.1</version>
+            <version>12.3</version>
           </dependency>
         </dependencies>
       </plugin>