diff --git a/packages/core/src/types-hoist/clientreport.ts b/packages/core/src/types-hoist/clientreport.ts
index cba53867827e..4c07f1956014 100644
--- a/packages/core/src/types-hoist/clientreport.ts
+++ b/packages/core/src/types-hoist/clientreport.ts
@@ -10,7 +10,8 @@ export type EventDropReason =
   | 'send_error'
   | 'internal_sdk_error'
   | 'buffer_overflow'
-  | 'ignored';
+  | 'ignored'
+  | 'invalid';
 
 export type Outcome = {
   reason: EventDropReason;