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-rw-r--r--netmodel/model/collection.py5
1 files changed, 3 insertions, 2 deletions
diff --git a/netmodel/model/collection.py b/netmodel/model/collection.py
index 21be84d8..01a63299 100644
--- a/netmodel/model/collection.py
+++ b/netmodel/model/collection.py
@@ -16,9 +16,10 @@
# limitations under the License.
#
-from netmodel.model.filter import Filter
+from netmodel.model.sa_collections import InstrumentedList
+from netmodel.model.filter import Filter
-class Collection(list):
+class Collection(InstrumentedList):
"""
A collection corresponds to a list of objects, and includes processing functionalities to
manipulate them.