diff --git a/trains/backend_interface/logger.py b/trains/backend_interface/logger.py
index 0c689e46..4e2fb2c4 100644
--- a/trains/backend_interface/logger.py
+++ b/trains/backend_interface/logger.py
@@ -124,11 +124,15 @@ class StdStreamPatch(object):
     def stdout_original_write(*args, **kwargs):
         if StdStreamPatch._stdout_original_write:
             StdStreamPatch._stdout_original_write(*args, **kwargs)
+        else:
+            sys.stdout.write(*args, **kwargs)
 
     @staticmethod
     def stderr_original_write(*args, **kwargs):
         if StdStreamPatch._stderr_original_write:
             StdStreamPatch._stderr_original_write(*args, **kwargs)
+        else:
+            sys.stderr.write(*args, **kwargs)
 
     @staticmethod
     def _stdout__patched__write__(*args, **kwargs):