diff --git a/src/tests/ie_test_utils/functional_test_utils/layer_tests_summary/run_conformance.py b/src/tests/ie_test_utils/functional_test_utils/layer_tests_summary/run_conformance.py
index 1e0f901583b..02c5747ab5e 100644
--- a/src/tests/ie_test_utils/functional_test_utils/layer_tests_summary/run_conformance.py
+++ b/src/tests/ie_test_utils/functional_test_utils/layer_tests_summary/run_conformance.py
@@ -33,7 +33,7 @@ SUBGRAPH_DUMPER_BIN_NAME = "subgraphsDumper"
 DEBUG_DIR = "Debug"
 RELEASE_DIR = "Release"
 
-IS_WIN = "windows" or "win32" in platform
+IS_WIN = "windows" in platform or "win32" in platform
 
 OS_SCRIPT_EXT = ".bat" if IS_WIN else ""
 OS_BIN_FILE_EXT = ".exe" if IS_WIN else ""