diff --git a/nx_parallel/interface.py b/nx_parallel/interface.py
index 38b090d..d59301d 100644
--- a/nx_parallel/interface.py
+++ b/nx_parallel/interface.py
@@ -12,7 +12,7 @@
 
 
 class ParallelGraph:
-    __networkx_plugin__ = "parallel"
+    __networkx_backend__ = "parallel"
 
     def __init__(self, graph_object):
         self.graph_object = graph_object