diff --git a/godot_rl/wrappers/onnx/stable_baselines_export.py b/godot_rl/wrappers/onnx/stable_baselines_export.py
index 398e4f74..72c36863 100644
--- a/godot_rl/wrappers/onnx/stable_baselines_export.py
+++ b/godot_rl/wrappers/onnx/stable_baselines_export.py
@@ -52,6 +52,9 @@ def export_model_as_onnx(model, onnx_model_path: str, use_obs_array: bool = Fals
     dummy_input = None
     onnxable_model = None
 
+    if isinstance(model, SAC):
+        assert use_obs_array, "SAC ONNX export works with use_obs_array=True, MLPPolicy and SBGSingleObsEnv only."
+
     if isinstance(model, PPO):
         onnxable_model = OnnxablePolicy(
             ["obs"],