diff --git a/basyx/aas/adapter/rdf/rdf_serialization.py b/basyx/aas/adapter/rdf/rdf_serialization.py
index 678264f8..535835a7 100644
--- a/basyx/aas/adapter/rdf/rdf_serialization.py
+++ b/basyx/aas/adapter/rdf/rdf_serialization.py
@@ -28,7 +28,7 @@
 from basyx.aas import model
 from .. import _generic
 
-NS_AAS = _generic.XML_NS_MAP["aas"]
+NS_AAS = _generic.XML_NS_MAP["aas"]+"/"
 
 
 class AASToRDFEncoder():