diff --git a/src/azure-cli/azure/cli/command_modules/acr/_archive_utils.py b/src/azure-cli/azure/cli/command_modules/acr/_archive_utils.py
index 1f11716ff37..2a695dca55c 100644
--- a/src/azure-cli/azure/cli/command_modules/acr/_archive_utils.py
+++ b/src/azure-cli/azure/cli/command_modules/acr/_archive_utils.py
@@ -7,7 +7,6 @@
 import os
 import re
 import codecs
-from io import open
 import requests
 from knack.log import get_logger
 from knack.util import CLIError
diff --git a/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py b/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py
index a799f90056d..034f398294a 100644
--- a/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py
+++ b/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py
@@ -5,7 +5,6 @@
 
 # pylint: disable=line-too-long,too-many-nested-blocks,too-many-lines,too-many-return-statements
 
-import io
 import json
 from itertools import chain
 from json import JSONDecodeError
@@ -91,7 +90,7 @@ def __read_with_appropriate_encoding(file_path, format_):
     detected_encoding = __check_file_encoding(file_path)
 
     try:
-        with io.open(file_path, 'r', encoding=default_encoding) as config_file:
+        with open(file_path, 'r', encoding=default_encoding) as config_file:
             if format_ == 'json':
                 config_data = json.load(config_file)
                 # Only accept json objects
@@ -110,7 +109,7 @@ def __read_with_appropriate_encoding(file_path, format_):
         if detected_encoding == default_encoding:
             raise
 
-        with io.open(file_path, 'r', encoding=detected_encoding) as config_file:
+        with open(file_path, 'r', encoding=detected_encoding) as config_file:
             if format_ == 'json':
                 config_data = json.load(config_file)
 
diff --git a/src/azure-cli/azure/cli/command_modules/containerapp/_archive_utils.py b/src/azure-cli/azure/cli/command_modules/containerapp/_archive_utils.py
index c97281326c1..2428a7b32ce 100644
--- a/src/azure-cli/azure/cli/command_modules/containerapp/_archive_utils.py
+++ b/src/azure-cli/azure/cli/command_modules/containerapp/_archive_utils.py
@@ -8,7 +8,6 @@
 import os
 import re
 import codecs
-from io import open
 import requests
 from knack.log import get_logger
 from azure.core.exceptions import HttpResponseError