diff --git a/src/DataTypes/Serializations/ISerialization.cpp b/src/DataTypes/Serializations/ISerialization.cpp
index 338edc3a144..82d37d460b2 100644
--- a/src/DataTypes/Serializations/ISerialization.cpp
+++ b/src/DataTypes/Serializations/ISerialization.cpp
@@ -162,7 +162,7 @@ String getNameForSubstreamPath(
     String stream_name,
     SubstreamIterator begin,
     SubstreamIterator end,
-    bool escape_tuple_delimiter)
+    bool escape_for_file_name)
 {
     using Substream = ISerialization::Substream;
 
@@ -187,7 +187,7 @@ String getNameForSubstreamPath(
             /// Because nested data may be represented not by Array of Tuple,
             /// but by separate Array columns with names in a form of a.b,
             /// and name is encoded as a whole.
-            if (it->type == Substream::TupleElement && escape_tuple_delimiter)
+            if (it->type == Substream::TupleElement && escape_for_file_name)
                 stream_name += escapeForFileName(substream_name);
             else
                 stream_name += substream_name;
@@ -207,7 +207,7 @@ String getNameForSubstreamPath(
         else if (it->type == SubstreamType::ObjectSharedData)
             stream_name += ".object_shared_data";
         else if (it->type == SubstreamType::ObjectTypedPath || it->type == SubstreamType::ObjectDynamicPath)
-            stream_name += "." + it->object_path_name;
+            stream_name += "." + (escape_for_file_name ? escapeForFileName(it->object_path_name) : it->object_path_name);
     }
 
     return stream_name;
diff --git a/tests/queries/0_stateless/03257_json_escape_file_names.reference b/tests/queries/0_stateless/03257_json_escape_file_names.reference
new file mode 100644
index 00000000000..f44e7d62cc1
--- /dev/null
+++ b/tests/queries/0_stateless/03257_json_escape_file_names.reference
@@ -0,0 +1,3 @@
+{"a-b-c":"43","a-b\\/c-d\\/e":"44","a\\/b\\/c":"42"}
+42	43	44
+42	43	44
diff --git a/tests/queries/0_stateless/03257_json_escape_file_names.sql b/tests/queries/0_stateless/03257_json_escape_file_names.sql
new file mode 100644
index 00000000000..9cc150170fd
--- /dev/null
+++ b/tests/queries/0_stateless/03257_json_escape_file_names.sql
@@ -0,0 +1,10 @@
+set allow_experimental_json_type = 1;
+drop table if exists test;
+create table test (json JSON) engine=MergeTree order by tuple() settings min_rows_for_wide_part=0, min_bytes_for_wide_part=0;
+insert into test format JSONAsObject {"a/b/c" : 42, "a-b-c" : 43, "a-b/c-d/e" : 44};
+
+select * from test;
+select json.`a/b/c`, json.`a-b-c`, json.`a-b/c-d/e` from test;
+select json.`a/b/c`.:Int64, json.`a-b-c`.:Int64, json.`a-b/c-d/e`.:Int64 from test;
+drop table test;
+