diff --git a/sentry_sdk/_types.py b/sentry_sdk/_types.py
index 3b1263ade8..2536541072 100644
--- a/sentry_sdk/_types.py
+++ b/sentry_sdk/_types.py
@@ -54,7 +54,7 @@
         "internal",
         "profile",
         "statsd",
-        "check_in",
+        "monitor",
     ]
     SessionStatus = Literal["ok", "exited", "crashed", "abnormal"]
     EndpointType = Literal["store", "envelope"]
diff --git a/sentry_sdk/envelope.py b/sentry_sdk/envelope.py
index de4f99774e..8f89bda238 100644
--- a/sentry_sdk/envelope.py
+++ b/sentry_sdk/envelope.py
@@ -263,7 +263,7 @@ def data_category(self):
         elif ty == "statsd":
             return "statsd"
         elif ty == "check_in":
-            return "check_in"
+            return "monitor"
         else:
             return "default"