diff --git a/pyproject.toml b/pyproject.toml
index 84babdbf..1901edd5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ dependencies = [
     "pybind11",
     "ray",
     "tensordict",
-    "transformers<4.48",
+    "transformers<4.52",
     "vllm<=0.6.3",
 ]
 
diff --git a/requirements.txt b/requirements.txt
index 2bf1d121..cec5b2be 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ pandas
 pybind11
 ray
 tensordict<0.6
-transformers<4.48
+transformers<4.52
 vllm<=0.6.3
 wandb
 IPython