diff --git a/tests/ten_runtime/integration/cpp/standalone_test/test_case.py b/tests/ten_runtime/integration/cpp/standalone_test/test_case.py
index faea2843b6..c82f0fb143 100644
--- a/tests/ten_runtime/integration/cpp/standalone_test/test_case.py
+++ b/tests/ten_runtime/integration/cpp/standalone_test/test_case.py
@@ -4,6 +4,7 @@
 
 import subprocess
 import os
+import sys
 from sys import stdout
 from .common import build_config
 
@@ -44,8 +45,13 @@ def test_standalone_test():
     # Step 2:
     #
     # Execute tgn gen to generate the build files.
+    if sys.platform == "win32":
+        tgn_cmd = os.path.join(root_dir, "../../../core/ten_gn/tgn.bat")
+    else:
+        tgn_cmd = os.path.join(root_dir, "../../../core/ten_gn/tgn")
+
     tgn_gen_cmd = [
-        "tgn",
+        tgn_cmd,
         "gen",
         build_config_args.target_os,
         build_config_args.target_cpu,
@@ -68,7 +74,7 @@ def test_standalone_test():
     #
     # Execute tgn build to build the extension and its test cases.
     tgn_build_cmd = [
-        "tgn",
+        tgn_cmd,
         "build",
         build_config_args.target_os,
         build_config_args.target_cpu,