diff --git a/asab/sentry/service.py b/asab/sentry/service.py
index 303970bac..66db7183e 100644
--- a/asab/sentry/service.py
+++ b/asab/sentry/service.py
@@ -47,7 +47,7 @@ class SentryService(asab.Service):
 
 	"""
 
-	def __init__(self, app, service_name: str):
+	def __init__(self, app, service_name: str = "asab.SentryService"):
 		super().__init__(app, service_name)