diff --git a/logger/formatter.py b/logger/formatter.py
index 1bbdd5e..b1cc4b4 100644
--- a/logger/formatter.py
+++ b/logger/formatter.py
@@ -17,7 +17,12 @@ def format(self, record: logging.LogRecord, *args, **kwargs) -> str:
         :return: строка журнала в JSON формате
         """
         log_object: dict = self._format_log_object(record)
-        return json.dumps(log_object, ensure_ascii=False)
+        return json.dumps(
+            log_object,
+            ensure_ascii=False,
+            skipkeys=True,
+            default=lambda o: f"<{type(o)=} not serializable>",
+        )
 
     @staticmethod
     def _format_log_object(record: logging.LogRecord) -> dict:
diff --git a/setup.py b/setup.py
index f2e7d23..3a9cb4b 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name="logging_profcomff",
-    version="2023.03.11",
+    version="2023.10.29",
     author="Semyon Grigoriev",
     long_description=readme,
     long_description_content_type="text/markdown",