diff --git a/src/util/os_misc.c b/src/util/os_misc.c
index 6586b1a0739..e9a727c54d6 100644
--- a/src/util/os_misc.c
+++ b/src/util/os_misc.c
@@ -99,7 +99,7 @@ os_log_message(const char *message)
       fputs(message, fout);
       fflush(fout);
    }
-#else /* !PIPE_SUBSYSTEM_WINDOWS */
+#else /* !PIPE_SUBSYSTEM_WINDOWS_USER */
    fflush(stdout);
    fputs(message, fout);
    fflush(fout);