diff --git a/news/2 Fixes/17363.md b/news/2 Fixes/17363.md
new file mode 100644
index 000000000000..9392ef1387b4
--- /dev/null
+++ b/news/2 Fixes/17363.md	
@@ -0,0 +1 @@
+Fix for `unittest` ModuleNotFoundError when discovering tests.
diff --git a/pythonFiles/testing_tools/unittest_discovery.py b/pythonFiles/testing_tools/unittest_discovery.py
index 6e02f53d240a..d13ea1c10dd9 100644
--- a/pythonFiles/testing_tools/unittest_discovery.py
+++ b/pythonFiles/testing_tools/unittest_discovery.py
@@ -1,10 +1,12 @@
 import unittest
 import inspect
+import os
 import sys
 import traceback
 
 start_dir = sys.argv[1]
 pattern = sys.argv[2]
+sys.path.insert(0, os.getcwd())
 
 
 def get_sourceline(obj):