diff --git a/src/azure-cli/azure/cli/command_modules/acs/tests/latest/test_decorator.py b/src/azure-cli/azure/cli/command_modules/acs/tests/latest/test_decorator.py
index bf17ab2d00d..9f9e704c831 100644
--- a/src/azure-cli/azure/cli/command_modules/acs/tests/latest/test_decorator.py
+++ b/src/azure-cli/azure/cli/command_modules/acs/tests/latest/test_decorator.py
@@ -4,7 +4,6 @@
 # --------------------------------------------------------------------------------------------
 
 import importlib
-from tkinter import FALSE
 import unittest
 from unittest.mock import Mock, call, patch