diff --git a/docs/freqai-configuration.md b/docs/freqai-configuration.md
index 3366ac592..c49efa753 100644
--- a/docs/freqai-configuration.md
+++ b/docs/freqai-configuration.md
@@ -252,9 +252,9 @@ The `CNNPredictionModel` is a non-linear regression based on `Tensorflow` which
         "batch_size": 64,
         "epochs": 10,
         "verbose": "auto",
-        "shuffle": false
+        "shuffle": false,
         "workers": 1,
-        "use_multiprocessing": False
+        "use_multiprocessing": false
     }
 ```
 
diff --git a/freqtrade/freqai/prediction_models/CNNPredictionModel.py b/freqtrade/freqai/prediction_models/CNNPredictionModel.py
index 35d0b75fb..bf9ad22d5 100644
--- a/freqtrade/freqai/prediction_models/CNNPredictionModel.py
+++ b/freqtrade/freqai/prediction_models/CNNPredictionModel.py
@@ -133,6 +133,7 @@ class CNNPredictionModel(BaseTensorFlowModel):
         else:
             data = dk.data_dictionary["prediction_features"]
             data = tf.expand_dims(data, axis=0)
+            data = tf.convert_to_tensor(data)
             predictions = self.model(data, training=False)
 
         predictions = predictions[:, 0, 0]