diff --git a/tools/inspector_protocol/jinja2/tests.py b/tools/inspector_protocol/jinja2/tests.py
index 0adc3d4d..b14f85ff 100644
--- a/tools/inspector_protocol/jinja2/tests.py
+++ b/tools/inspector_protocol/jinja2/tests.py
@@ -10,7 +10,7 @@
 """
 import operator
 import re
-from collections import Mapping
+from collections.abc import Mapping
 from jinja2.runtime import Undefined
 from jinja2._compat import text_type, string_types, integer_types
 import decimal