--- a/src/net/timbusproject/context/converter/OWLExport.java
+++ b/src/net/timbusproject/context/converter/OWLExport.java
@@ -270,7 +270,7 @@
      * what Archi generates as IDs...
      */
     private static String getOWLIRIFragment(IArchimateElement element) {
-        return "indiv" + element.getId();
+        return "i" + element.getId();
     }
 
     public static String getDefaultIRI(File file) {