diff --git a/requirements.txt b/requirements.txt
index 950483b..ee025b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -99,5 +99,5 @@ websocket-client>=1.7.0,<2.0.0
 
 # Workflow Orchestration Frameworks
 temporalio>=1.5.0,<2.0.0  # Temporal.io distributed workflow engine
-prefect>=2.14.0,<3.0.0  # Modern data workflow orchestration
+prefect>=2.14.0,<4.0.0  # Modern data workflow orchestration
 celery[redis]>=5.3.0,<6.0.0  # Distributed task queue