diff --git a/alea/model.py b/alea/model.py
index 5af572d3..5be8e707 100644
--- a/alea/model.py
+++ b/alea/model.py
@@ -170,11 +170,6 @@ def generate_data(self, **kwargs) -> Union[dict, list]:
             This implementation won't allow you to call generate_data by positional arguments.
 
         """
-        if set(kwargs.keys()) - set(self.parameters.fittable):
-            warnings.warn(
-                "When you pass non-fittable parameters to generate_data, "
-                "you might changed the nominal values of the parameters.",
-            )
         if not self.parameters.values_in_fit_limits(**kwargs):
             raise ValueError("Values are not within fit limits")
         generate_values = self.parameters(**kwargs)
diff --git a/tests/test_gaussian_model.py b/tests/test_gaussian_model.py
index cc3710ba..42943c0d 100644
--- a/tests/test_gaussian_model.py
+++ b/tests/test_gaussian_model.py
@@ -35,10 +35,7 @@ def setUp(cls):
     def test_data_generation(self):
         """Test generation of data."""
         self.model.data = self.model.generate_data(mu=0)
-        with self.assertWarns(
-            Warning, msg="Should raise warning when generate_data with non-fittable parameter"
-        ):
-            self.model.generate_data(mu=0, sigma=2)
+        self.model.generate_data(mu=0, sigma=2)
 
     def test_data_storage(self):
         """Test storage of data to file and retrieval of data from file."""