diff --git a/source/src/notifier-stack.ts b/source/src/notifier-stack.ts
index 86c05f4..c3e9e6c 100644
--- a/source/src/notifier-stack.ts
+++ b/source/src/notifier-stack.ts
@@ -124,7 +124,6 @@ export class NotifierStack extends cdk.Stack {
       handler: 'lambda_handler',
       runtime: lambda.Runtime.PYTHON_3_8,
       role: notifierFunctionRole,
-      reservedConcurrentExecutions: 100,
       environment: {
         ["CORPID_ARN"]: corpID.value.toString(),
         ["AGENTID_ARN"]: agentID.value.toString(),