diff --git a/src/DataTypes/ObjectUtils.cpp b/src/DataTypes/ObjectUtils.cpp
index e711b34ffa9..4c1e048e65f 100644
--- a/src/DataTypes/ObjectUtils.cpp
+++ b/src/DataTypes/ObjectUtils.cpp
@@ -981,4 +981,18 @@ Field FieldVisitorFoldDimension::operator()(const Array & x) const
     return res;
 }
 
+DataTypePtr makeDummyTupleTypeForObject()
+{
+    return  std::make_shared<DataTypeTuple>(
+                DataTypes{std::make_shared<DataTypeUInt8>()},
+                Names{ColumnObject::COLUMN_NAME_DUMMY});
+}
+
+void setAllObjectsToDummyTupleType(NamesAndTypesList & columns)
+{
+    for (auto & column : columns)
+        if (column.type->hasDynamicSubcolumns())
+            column.type = createConcreteEmptyDynamicColumn(column.type);
+}
+
 }
diff --git a/src/DataTypes/ObjectUtils.h b/src/DataTypes/ObjectUtils.h
index bd15edfe851..2bfcaae09ca 100644
--- a/src/DataTypes/ObjectUtils.h
+++ b/src/DataTypes/ObjectUtils.h
@@ -162,6 +162,8 @@ private:
     size_t num_dimensions_to_fold;
 };
 
+void setAllObjectsToDummyTupleType(NamesAndTypesList & columns);
+
 /// Receives range of objects, which contains collections
 /// of columns-like objects (e.g. ColumnsDescription or NamesAndTypesList)
 /// and deduces the common types of object columns for all entries.
diff --git a/src/Storages/MergeTree/MergeTreeData.cpp b/src/Storages/MergeTree/MergeTreeData.cpp
index 0703b6b537f..94ff1d658c0 100644
--- a/src/Storages/MergeTree/MergeTreeData.cpp
+++ b/src/Storages/MergeTree/MergeTreeData.cpp
@@ -7253,7 +7253,7 @@ MergeTreeData::MutableDataPartPtr MergeTreeData::createEmptyPart(MergeTreePartIn
 
     auto block = metadata_snapshot->getSampleBlock();
     NamesAndTypesList columns = metadata_snapshot->getColumns().getAllPhysical().filter(block.getNames());
-    extendObjectColumns(columns, object_columns, /*with_subcolumns*/ false);
+    setAllObjectsToDummyTupleType(columns);
 
     DB::IMergeTreeDataPart::TTLInfos move_ttl_infos;
     ReservationPtr reservation = reserveSpacePreferringTTLRules(metadata_snapshot, 0, move_ttl_infos, time(nullptr), 0, true);
diff --git a/tests/queries/0_stateless/01825_type_json_1.reference b/tests/queries/0_stateless/01825_type_json_1.reference
index 857c624fb9b..2ae6eac5c5c 100644
--- a/tests/queries/0_stateless/01825_type_json_1.reference
+++ b/tests/queries/0_stateless/01825_type_json_1.reference
@@ -6,22 +6,26 @@ all_2_2_0	data	Tuple(k5 String)
 all_1_2_1	data	Tuple(k1 String, k2 Tuple(k3 String, k4 String), k5 String)
 ============
 1	['aaa','ddd']	[['bbb','ccc'],['eee','fff']]
+all_1_2_2	data	Tuple(_dummy UInt8)
 all_3_3_0	data	Tuple(k1 Nested(k2 String, k3 Nested(k4 String)))
 ============
 1	a	42
 2	b	4200
 4242
+all_1_3_3	data	Tuple(_dummy UInt8)
 all_4_4_0	data	Tuple(name String, value Int16)
 1	a	42
 2	b	4200
 3	a	42.123
+all_1_3_3	data	Tuple(_dummy UInt8)
 all_4_4_0	data	Tuple(name String, value Int16)
 all_5_5_0	data	Tuple(name String, value Float64)
 1	a	42
 2	b	4200
 3	a	42.123
 4	a	some
+all_1_3_3	data	Tuple(_dummy UInt8)
 all_4_4_0	data	Tuple(name String, value Int16)
 all_5_5_0	data	Tuple(name String, value Float64)
 all_6_6_0	data	Tuple(name String, value String)
-all_4_6_1	data	Tuple(name String, value String)
+all_1_6_4	data	Tuple(name String, value String)
diff --git a/tests/queries/0_stateless/01825_type_json_18.reference b/tests/queries/0_stateless/01825_type_json_18.reference
new file mode 100644
index 00000000000..d93f9bda63c
--- /dev/null
+++ b/tests/queries/0_stateless/01825_type_json_18.reference
@@ -0,0 +1,2 @@
+1	(1)	Tuple(k1 Int8)
+1	([1,2])	Tuple(k1 Array(Int8))
diff --git a/tests/queries/0_stateless/01825_type_json_18.sql b/tests/queries/0_stateless/01825_type_json_18.sql
new file mode 100644
index 00000000000..b493982a12c
--- /dev/null
+++ b/tests/queries/0_stateless/01825_type_json_18.sql
@@ -0,0 +1,16 @@
+-- Tags: no-fasttest
+
+SET allow_experimental_object_type = 1;
+
+DROP TABLE IF EXISTS t_json_2;
+
+CREATE TABLE t_json_2(id UInt64, data Object('JSON'))
+ENGINE = MergeTree ORDER BY tuple();
+
+INSERT INTO t_json_2 FORMAT JSONEachRow {"id": 1, "data" : {"k1": 1}};
+SELECT id, data, toTypeName(data) FROM t_json_2 ORDER BY id;
+
+TRUNCATE TABLE t_json_2;
+
+INSERT INTO t_json_2 FORMAT JSONEachRow {"id": 1, "data" : {"k1": [1, 2]}};
+SELECT id, data, toTypeName(data) FROM t_json_2 ORDER BY id;