diff --git a/modules/python/package/setup.py b/modules/python/package/setup.py
index 0a50e4e51c..f7379b356a 100644
--- a/modules/python/package/setup.py
+++ b/modules/python/package/setup.py
@@ -45,6 +45,7 @@ def main():
           'Programming Language :: Python :: 3.6',
           'Programming Language :: Python :: 3.7',
           'Programming Language :: Python :: 3.8',
+          'Programming Language :: Python :: 3.9',
           'Programming Language :: C++',
           'Programming Language :: Python :: Implementation :: CPython',
           'Topic :: Scientific/Engineering',
diff --git a/samples/_winpack_run_python_sample.cmd b/samples/_winpack_run_python_sample.cmd
index e7885801e2..9c791735be 100644
--- a/samples/_winpack_run_python_sample.cmd
+++ b/samples/_winpack_run_python_sample.cmd
@@ -23,6 +23,8 @@ IF %ERRORLEVEL% EQU 0 (
   GOTO :PYTHON_FOUND
 )
 
+CALL :QUERY_PYTHON 3.9
+IF %ERRORLEVEL% EQU 0 GOTO :PYTHON_FOUND
 CALL :QUERY_PYTHON 3.8
 IF %ERRORLEVEL% EQU 0 GOTO :PYTHON_FOUND
 CALL :QUERY_PYTHON 3.7