diff --git a/events.py b/events.py
index 1eeb3a7..df5c23a 100644
--- a/events.py
+++ b/events.py
@@ -1,4 +1,5 @@
 import builtins
+import multiprocessing
 from collections import defaultdict
 
 from loguru import logger
@@ -10,6 +11,8 @@ log_call = log.bind(prefix="call")
 
 class EventsSystem:
     def __init__(self):
+        if multiprocessing.current_process().name != "MainProcess":
+            return
         self.__events = defaultdict(list)
         log.debug("Injected to builtins")
         builtins.event = self