diff --git a/docutranslate/__init__.py b/docutranslate/__init__.py
index 8181891..16b237d 100644
--- a/docutranslate/__init__.py
+++ b/docutranslate/__init__.py
@@ -1,3 +1,3 @@
 # SPDX-FileCopyrightText: 2025 QinHan
 # SPDX-License-Identifier: MPL-2.0
-__version__="1.4.2.post1"
\ No newline at end of file
+__version__="1.4.2.post2"
\ No newline at end of file
diff --git a/docutranslate/utils/json_utils.py b/docutranslate/utils/json_utils.py
index 2812303..22f0de3 100644
--- a/docutranslate/utils/json_utils.py
+++ b/docutranslate/utils/json_utils.py
@@ -87,7 +87,7 @@ list[dict[str, str]], list[tuple[int, int]]]:
 
 def fix_json_string(json_string):
     def repl(m:re.Match):
-        return f'{'"' if m.group(1) else ""},\n"{m.group(2)}":{'"' if m.group(3) else ""}'
+        return f"""{'"' if m.group(1) else ""},\n"{m.group(2)}":{'"' if m.group(3) else ""}"""
     fixed_json = re.sub(
         r"""([“”"])?\s*[，,]\s*["“”]\s*(\d+)\s*["“”]\s*[：:]\s*(["“”])?""",
         repl,