diff --git a/tests/resources/example_mlflow_2.12_langchain_model/metadata/requirements.txt b/tests/resources/example_mlflow_2.12_langchain_model/metadata/requirements.txt
index f996ce8e79369..0d122c1246df9 100644
--- a/tests/resources/example_mlflow_2.12_langchain_model/metadata/requirements.txt
+++ b/tests/resources/example_mlflow_2.12_langchain_model/metadata/requirements.txt
@@ -17,4 +17,4 @@ pyarrow==8.0.0
 pydantic==1.10.6
 pyyaml==6.0
 requests==2.28.1
-tornado==6.1
+tornado==6.5.8
diff --git a/tests/resources/example_mlflow_2.12_langchain_model/requirements.txt b/tests/resources/example_mlflow_2.12_langchain_model/requirements.txt
index b06b47392725c..36991a1d149de 100644
--- a/tests/resources/example_mlflow_2.12_langchain_model/requirements.txt
+++ b/tests/resources/example_mlflow_2.12_langchain_model/requirements.txt
@@ -18,4 +18,4 @@ pyarrow==8.0.0
 pydantic==1.10.6
 pyyaml==6.0
 requests==2.28.1
-tornado==6.1
+tornado==6.5.8