diff --git a/local-run/with-jupyter-notebook/json-stream-provider/log4py.conf b/local-run/with-jupyter-notebook/json-stream-provider/log4py.conf
index 0631925..5648c4a 100644
--- a/local-run/with-jupyter-notebook/json-stream-provider/log4py.conf
+++ b/local-run/with-jupyter-notebook/json-stream-provider/log4py.conf
@@ -18,5 +18,5 @@ formatter=formatter
 args=(sys.stdout,)
 
 [formatter_formatter]
-format=%(asctime)s - %(name)s - %(levelname)s - %(message)s
+format=%(asctime)s.%(msecs)03d - %(name)s - %(levelname)s - %(message)s
 datefmt=%Y-%m-%d %H:%M:%S
\ No newline at end of file
diff --git a/log_configuratior.py b/log_configuratior.py
index cec3dc9..bdc0575 100644
--- a/log_configuratior.py
+++ b/log_configuratior.py
@@ -11,7 +11,7 @@ def configureLogging():
             'version': 1,
             'formatters': {
                 'default': {
-                    'format': '%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+                    'format': '%(asctime)s.%(msecs)03d - %(name)s - %(levelname)s - %(message)s',
                     'datefmt': '%Y-%m-%d %H:%M:%S'
                 },
             },