diff --git a/oft b/oft
index 1f28784..6d1dfa9 100755
--- a/oft
+++ b/oft
@@ -316,7 +316,7 @@
     """
     Set up logging based on config
     """
-    _format = "%(asctime)s  %(name)-10s: %(levelname)-8s: %(message)s"
+    _format = "%(asctime)s.%(msecs)d  %(name)-10s: %(levelname)-8s: %(message)s"
     _datefmt = "%H:%M:%S"
     _mode = config["log_append"] and "a" or "w"
     logging.basicConfig(filename=config["log_file"],