diff --git a/platform/windows/detect.py b/platform/windows/detect.py
index 4043f3a8c28..7aea96f5b21 100644
--- a/platform/windows/detect.py
+++ b/platform/windows/detect.py
@@ -438,7 +438,7 @@ def configure_msvc(env: "SConsEnvironment", vcvars_msvc_config):
                 if not caught and (is_cl and re_cl_capture.match(line)) or (not is_cl and re_link_capture.match(line)):
                     caught = True
                     try:
-                        with open(capture_path, "a", encoding=sys.stdout.encoding) as log:
+                        with open(capture_path, "a", encoding="utf-8") as log:
                             log.write(line + "\n")
                     except OSError:
                         print_warning(f'Failed to log captured line: "{line}".')