diff --git a/SeRQL/Tests/sparql/ARQ/manifest-arq.ttl b/SeRQL/Tests/sparql/ARQ/manifest-arq.ttl
index d5b1f60..1e3b5d8 100644
--- a/SeRQL/Tests/sparql/ARQ/manifest-arq.ttl
+++ b/SeRQL/Tests/sparql/ARQ/manifest-arq.ttl
@@ -50,7 +50,7 @@
         <Planning/manifest.ttl>
 
         <General/manifest.ttl>
-        <Extensions/manifest.ttl>
+#       <Extensions/manifest.ttl>	# JW: Disabled Jena extensions
 
         <Sort/manifest.ttl>
     ) .