diff --git a/src/agentflow_runtime/processing/flink_jobs/requirements.txt b/src/agentflow_runtime/processing/flink_jobs/requirements.txt
index 1adabdef..364345e8 100644
--- a/src/agentflow_runtime/processing/flink_jobs/requirements.txt
+++ b/src/agentflow_runtime/processing/flink_jobs/requirements.txt
@@ -15,5 +15,5 @@
 # accept the same model/config payloads.
 apache-flink==2.3.0
 confluent-kafka>=2.15.0,<3
-pydantic>=2.13.4,<3
+pydantic>=2.13.5,<3
 structlog>=26.1.0,<27