diff --git a/fedot/core/pipelines/verification_rules.py b/fedot/core/pipelines/verification_rules.py
index 1969e9e138..10eed4ddc7 100644
--- a/fedot/core/pipelines/verification_rules.py
+++ b/fedot/core/pipelines/verification_rules.py
@@ -1,5 +1,4 @@
 from typing import Optional
-from collections import Counter
 
 from fedot.core.operations.atomized_model import AtomizedModel
 from fedot.core.operations.model import Model