diff --git a/doc_comments_ai/utils.py b/doc_comments_ai/utils.py
index 9cc0bf9..754e0c1 100644
--- a/doc_comments_ai/utils.py
+++ b/doc_comments_ai/utils.py
@@ -64,7 +64,7 @@ def write_code_snippet_to_file(
         original_code (str): The original code snippet to be replaced.
         modified_code (str): The modified code snippet.
     """
-    with open(file_path, "r") as file:
+    with open(file_path, "r", encoding="utf-8") as file:
         file_content = file.read()
         start_pos = file_content.find(original_code)
         if start_pos != -1:
@@ -74,8 +74,7 @@ def write_code_snippet_to_file(
             indented_modified_lines = [indentation + line for line in modeified_lines]
             indented_modified_code = "\n".join(indented_modified_lines)
             modified_content = (
-                file_content[:start_pos].rstrip()
-                + "\n"
+                file_content[:start_pos]
                 + indented_modified_code
                 + file_content[end_pos:]
             )