diff --git a/x-pack/plugins/ml/public/application/trained_models/models_management/start_deployment_setup.tsx b/x-pack/plugins/ml/public/application/trained_models/models_management/start_deployment_setup.tsx
index 567e62f3772aa..7f5a19d7aa178 100644
--- a/x-pack/plugins/ml/public/application/trained_models/models_management/start_deployment_setup.tsx
+++ b/x-pack/plugins/ml/public/application/trained_models/models_management/start_deployment_setup.tsx
@@ -46,7 +46,7 @@ export interface ThreadingParams {
   threadsPerAllocations: number;
 }
 
-const THREADS_MAX_EXPONENT = 6;
+const THREADS_MAX_EXPONENT = 4;
 
 /**
  * Form for setting threading params.