diff --git a/.ci/scripts/search_system_tests.py b/.ci/scripts/search_system_tests.py
index 0e3896d9ff4c..c2d802a4fb19 100755
--- a/.ci/scripts/search_system_tests.py
+++ b/.ci/scripts/search_system_tests.py
@@ -7,4 +7,4 @@
 
     for root, dirs, files in os.walk('build'):
         if root.endswith(('system-tests')):
-            print(root.replace(".{}".format(os.sep), ''))
+            print(root.replace("./", '').replace(".\\", ''))