remove reference to subnet
diff --git a/plstackapi/core/models/__init__.py b/plstackapi/core/models/__init__.py
index e893c6d..d16444f 100644
--- a/plstackapi/core/models/__init__.py
+++ b/plstackapi/core/models/__init__.py
@@ -10,5 +10,4 @@
 from plstackapi.core.models.slice import Slice
 from plstackapi.core.models.slice import SliceMembership
 from plstackapi.core.models.sliver import Sliver
-from plstackapi.core.models.subnet import Subnet