diff --git a/backend/api/v1/modules/a76/general_catalogs/ports/models.py b/backend/api/v1/modules/a76/general_catalogs/ports/models.py
index 61bdf8a4..5507b50a 100644
--- a/backend/api/v1/modules/a76/general_catalogs/ports/models.py
+++ b/backend/api/v1/modules/a76/general_catalogs/ports/models.py
@@ -9,6 +9,7 @@ import enum
 class PortType(str, enum.Enum):
     ENTRY = "ENTRY"
     EXIT = "EXIT"
+    BOTH = "BOTH"
     DESTINATION = "DESTINATION"