diff --git a/compose_viz/compose.py b/compose_viz/compose.py
index 0734342..03e8f74 100644
--- a/compose_viz/compose.py
+++ b/compose_viz/compose.py
@@ -7,9 +7,6 @@ class Compose:
     def __init__(self, services: List[Service]) -> None:
         self._services = services
 
-    def extract_networks(self) -> List[str]:
-        raise NotImplementedError
-
     @property
     def services(self):
         return self._services