diff --git a/case_utils/namespace.py b/case_utils/namespace.py
index 7b611a4..df0d19e 100644
--- a/case_utils/namespace.py
+++ b/case_utils/namespace.py
@@ -21,8 +21,10 @@
 
 import rdflib
 
-NS_SH = rdflib.SH
+NS_OWL = rdflib.OWL
 NS_RDF = rdflib.RDF
+NS_RDFS = rdflib.RDFS
+NS_SH = rdflib.SH
 NS_XSD = rdflib.XSD
 
 NS_CASE_INVESTIGATION = rdflib.Namespace(
@@ -31,9 +33,13 @@
 NS_CASE_VOCABULARY = rdflib.Namespace(
     "https://ontology.caseontology.org/case/vocabulary/"
 )
+NS_CO = rdflib.Namespace("http://purl.org/co/")
 NS_UCO_ACTION = rdflib.Namespace(
     "https://ontology.unifiedcyberontology.org/uco/action/"
 )
+NS_UCO_CONFIGURATION = rdflib.Namespace(
+    "https://ontology.unifiedcyberontology.org/uco/configuration/"
+)
 NS_UCO_CORE = rdflib.Namespace("https://ontology.unifiedcyberontology.org/uco/core/")
 NS_UCO_IDENTITY = rdflib.Namespace(
     "https://ontology.unifiedcyberontology.org/uco/identity/"