diff --git a/merlin_standard_lib/schema/schema.py b/merlin_standard_lib/schema/schema.py
index 0052c08064..ee343b3ef1 100644
--- a/merlin_standard_lib/schema/schema.py
+++ b/merlin_standard_lib/schema/schema.py
@@ -16,6 +16,7 @@
 import json
 import os
 from typing import Any, Callable, Dict, List, Optional, Sequence, Tuple, TypeVar, Union
+from warnings import warn
 
 from google.protobuf import json_format, text_format
 from google.protobuf.message import Message as ProtoMessage
@@ -216,6 +217,18 @@ class Schema(_Schema):
     """A collection of column schemas for a dataset."""
 
     feature: List["ColumnSchema"] = betterproto.message_field(1)
+    _is_first_init = True
+
+    def __post_init__(self):
+        super().__post_init__()
+        if self._is_first_init:
+            # TODO: Make description more descriptive. What version are we planning to remove it?
+            warn(
+                "Schema from `merlin_standard_lib` is deprecated, ",
+                "use Schema from `merlin.schema` instead.",
+                DeprecationWarning,
+            )
+        self._is_first_init = False
 
     @classmethod
     def create(
diff --git a/tests/merlin_standard_lib/schema/test_schema.py b/tests/merlin_standard_lib/schema/test_schema.py
index 123d396942..890fc6c6bd 100644
--- a/tests/merlin_standard_lib/schema/test_schema.py
+++ b/tests/merlin_standard_lib/schema/test_schema.py
@@ -13,6 +13,8 @@
 # limitations under the License.
 #
 
+from warnings import catch_warnings
+
 import pytest
 
 from merlin_standard_lib import categorical_cardinalities
@@ -37,16 +39,20 @@ def test_column_schema():
 
 
 def test_schema():
-    s = schema.Schema(
-        [
-            schema.ColumnSchema.create_continuous("con_1"),
-            schema.ColumnSchema.create_continuous("con_2_int", is_float=False),
-            schema.ColumnSchema.create_categorical("cat_1", 1000),
-            schema.ColumnSchema.create_categorical(
-                "cat_2", 100, value_count=schema.ValueCount(1, 20)
-            ),
-        ]
-    )
+    with catch_warnings(record=True) as w:
+        schema.Schema._is_first_init = True
+        s = schema.Schema(
+            [
+                schema.ColumnSchema.create_continuous("con_1"),
+                schema.ColumnSchema.create_continuous("con_2_int", is_float=False),
+                schema.ColumnSchema.create_categorical("cat_1", 1000),
+                schema.ColumnSchema.create_categorical(
+                    "cat_2", 100, value_count=schema.ValueCount(1, 20)
+                ),
+            ]
+        )
+        assert len(w) == 1
+        assert issubclass(w[0].category, DeprecationWarning)
 
     assert len(s.select_by_type(schema.FeatureType.INT).column_names) == 3
     assert len(s.select_by_name(lambda x: x.startswith("con")).column_names) == 2