diff --git a/kedro/io/data_catalog.py b/kedro/io/data_catalog.py
index b21f90a8cf..40d079e6ac 100644
--- a/kedro/io/data_catalog.py
+++ b/kedro/io/data_catalog.py
@@ -386,6 +386,14 @@ def _get_dataset(
                 self._load_versions.get(data_set_name),
                 self._save_version,
             )
+            if self._specificity(matched_pattern) == 0:
+                self._logger.warning(
+                    "Config from the dataset factory pattern '%s' in the catalog will be used to "
+                    "override the default MemoryDataset creation for the dataset '%s'",
+                    matched_pattern,
+                    data_set_name,
+                )
+
             self.add(data_set_name, data_set)
         if data_set_name not in self._data_sets:
             error_msg = f"Dataset '{data_set_name}' not found in the catalog"
diff --git a/tests/io/test_data_catalog.py b/tests/io/test_data_catalog.py
index 6752eeac04..74858702bf 100644
--- a/tests/io/test_data_catalog.py
+++ b/tests/io/test_data_catalog.py
@@ -818,11 +818,18 @@ def test_sorting_order_patterns(self, config_with_dataset_factories_only_pattern
         ]
         assert list(catalog._dataset_patterns.keys()) == sorted_keys_expected
 
-    def test_default_dataset(self, config_with_dataset_factories_with_default):
+    def test_default_dataset(self, config_with_dataset_factories_with_default, caplog):
         """Check that default dataset is used when no other pattern matches"""
         catalog = DataCatalog.from_config(**config_with_dataset_factories_with_default)
         assert "jet@planes" not in catalog._data_sets
         jet_dataset = catalog._get_dataset("jet@planes")
+        log_record = caplog.records[0]
+        assert log_record.levelname == "WARNING"
+        assert (
+            "Config from the dataset factory pattern '{default_dataset}' "
+            "in the catalog will be used to override the default "
+            "MemoryDataset creation for the dataset 'jet@planes'" in log_record.message
+        )
         assert isinstance(jet_dataset, CSVDataSet)
 
     def test_unmatched_key_error_when_parsing_config(