diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7bf3f1989..89b3acce8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   dataframe in experimental representation instead of two separate dataframes in
   computational representation
 
+### Deprecated
+- `add_fake_results` and `add_parameter_noise` have been moved to the simulation package
 
 ## [0.9.1] - 2024-06-04
 ### Changed
diff --git a/baybe/utils/dataframe.py b/baybe/utils/dataframe.py
index 38014fe7f..f783f2448 100644
--- a/baybe/utils/dataframe.py
+++ b/baybe/utils/dataframe.py
@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 import logging
+import warnings
 from collections.abc import Iterator, Sequence
 from typing import TYPE_CHECKING, overload
 
@@ -19,6 +20,32 @@
 _logger = logging.getLogger(__name__)
 
 
+def add_fake_results(*args, **kwargs):
+    """Deprecated. Use ``baybe.simulation.lookup.add_fake_results`` instead."""  # noqa: D401
+    from baybe.simulation.lookup import add_fake_results as moved_fn
+
+    warnings.warn(
+        "The function 'add_fake_results' has been moved. "
+        "Please import it from 'baybe.simulation.lookup' instead.",
+        DeprecationWarning,
+    )
+
+    moved_fn(*args, **kwargs)
+
+
+def add_parameter_noise(*args, **kwargs):
+    """Deprecated. Use ``baybe.simulation.utils.add_parameter_noise`` instead."""  # noqa: D401
+    from baybe.simulation.utils import add_parameter_noise as moved_fn
+
+    warnings.warn(
+        "The function 'add_parameter_noise' has been moved. "
+        "Please import it from 'baybe.simulation.utils' instead.",
+        DeprecationWarning,
+    )
+
+    moved_fn(*args, **kwargs)
+
+
 @overload
 def to_tensor(df: pd.DataFrame) -> Tensor:
     ...
diff --git a/tests/test_deprecations.py b/tests/test_deprecations.py
index 04cf5ff98..3ae023066 100644
--- a/tests/test_deprecations.py
+++ b/tests/test_deprecations.py
@@ -3,6 +3,7 @@
 import json
 from unittest.mock import Mock
 
+import pandas as pd
 import pytest
 
 from baybe import Campaign
@@ -11,6 +12,7 @@
 from baybe.objective import Objective as OldObjective
 from baybe.objectives.base import Objective as NewObjective
 from baybe.objectives.desirability import DesirabilityObjective
+from baybe.parameters.numerical import NumericalDiscreteParameter
 from baybe.recommenders.meta.sequential import TwoPhaseMetaRecommender
 from baybe.recommenders.pure.bayesian import SequentialGreedyRecommender
 from baybe.recommenders.pure.nonpredictive.sampling import (
@@ -188,3 +190,21 @@ def test_deprecated_acqf_keyword(acqf):
     """Using the deprecated keyword raises an error."""
     with pytest.raises(DeprecationError):
         SequentialGreedyRecommender(acquisition_function_cls="qEI")
+
+
+def test_moved_add_fake_results():
+    """Using the function imported from the old location raises a warning."""
+    with pytest.warns(DeprecationWarning):
+        from baybe.utils.dataframe import add_fake_results
+
+        add_fake_results(pd.DataFrame(), [NumericalTarget("target", "MAX")])
+
+
+def test_moved_add_parameter_noise():
+    """Using the function imported from the old location raises a warning."""
+    with pytest.warns(DeprecationWarning):
+        from baybe.utils.dataframe import add_parameter_noise
+
+        add_parameter_noise(
+            pd.DataFrame({"p": [0]}), [NumericalDiscreteParameter("p", [0, 1])]
+        )