diff --git a/rdf-connect.ttl b/rdf-connect.ttl
index 9e9e64e..c603352 100644
--- a/rdf-connect.ttl
+++ b/rdf-connect.ttl
@@ -346,16 +346,6 @@ rdfc:WebSocketChannelShape a sh:NodeShape ;
 
 rdfc:WebSocketReaderChannelShape a sh:NodeShape ;
     sh:targetClass rdfc:WebSocketReaderChannel ;
-    sh:property [
-        sh:name "url" ;
-        sh:path rdfc:wsUrl ;
-        sh:datatype xsd:string ;
-        sh:maxCount 1 ;
-        sh:minCount 1
-    ] .
-
-rdfc:WebSocketWriterChannelShape a sh:NodeShape ;
-    sh:targetClass rdfc:WebSocketWriterChannel ;
     sh:property [
         sh:name "port" ;
         sh:path rdfc:wsPort ;
@@ -370,6 +360,16 @@ rdfc:WebSocketWriterChannelShape a sh:NodeShape ;
         sh:minCount 1 ;
     ] .
 
+rdfc:WebSocketWriterChannelShape a sh:NodeShape ;
+    sh:targetClass rdfc:WebSocketWriterChannel ;
+    sh:property [
+        sh:name "url" ;
+        sh:path rdfc:wsUrl ;
+        sh:datatype xsd:string ;
+        sh:maxCount 1 ;
+        sh:minCount 1
+    ] .
+
 rdfc:KafkaChannelShape a sh:NodeShape ;
     sh:targetClass rdfc:KafkaChannel ;
     sh:property [