diff --git a/serverless.yml b/serverless.yml
index ea6c95e5..f9c5f74e 100644
--- a/serverless.yml
+++ b/serverless.yml
@@ -76,7 +76,6 @@ resources:
       Properties:
         QueueName: model-engine-queue
         VisibilityTimeout: 910 # must be >= lambda timeout (900)
-        maximumConcurrency: 2
 
     FastApiLambdaRole:
       Type: AWS::IAM::Role