diff --git a/examples/research_projects/decision_transformer/requirements.txt b/examples/research_projects/decision_transformer/requirements.txt
index 33bb1d658595..abc4976d38d7 100644
--- a/examples/research_projects/decision_transformer/requirements.txt
+++ b/examples/research_projects/decision_transformer/requirements.txt
@@ -97,7 +97,7 @@ jinja2-time==0.2.0
 jmespath==0.10.0
 joblib==1.2.0
 jsonschema==4.4.0
-keras==2.13.1
+keras==3.9.0
 Keras-Preprocessing==1.1.2
 kiwisolver==1.4.0
 kubernetes==12.0.1