diff --git a/utils/autolabel_issue.py b/utils/autolabel_issue.py
index bfaacab7..25485c01 100644
--- a/utils/autolabel_issue.py
+++ b/utils/autolabel_issue.py
@@ -56,7 +56,7 @@ def get_github_data(endpoint: str) -> dict:
 
 def get_event_content() -> Tuple[int, str, str, str]:
     """Extracts the number, title, body, and username from the issue or pull request."""
-    with open(GITHUB_EVENT_PATH, "r") as f:
+    with open(GITHUB_EVENT_PATH) as f:
         event_data = json.load(f)
 
     if GITHUB_EVENT_NAME == "issues":
diff --git a/utils/summarize_release.py b/utils/summarize_release.py
index bfefdd54..27499d56 100644
--- a/utils/summarize_release.py
+++ b/utils/summarize_release.py
@@ -3,6 +3,7 @@
 import os
 import re
 import subprocess
+from datetime import datetime
 
 import requests
 
@@ -78,9 +79,13 @@ def get_prs_between_tags(repo_name: str, previous_tag: str, latest_tag: str) ->
                     "body": remove_html_comments(pr_data["body"]),
                     "author": pr_data["user"]["login"],
                     "html_url": pr_data["html_url"],
+                    "merged_at": pr_data["merged_at"],
                 }
             )
 
+    # Sort PRs by merge date
+    prs.sort(key=lambda x: datetime.strptime(x["merged_at"], "%Y-%m-%dT%H:%M:%SZ"))
+
     return prs
 
 
@@ -90,7 +95,7 @@ def generate_release_summary(diff: str, prs: list, latest_tag: str, previous_tag
         [f"PR #{pr['number']}: {pr['title']} by @{pr['author']}\n{pr['body'][:1000]}..." for pr in prs]
     )
 
-    current_pr = prs[0] if prs else None
+    current_pr = prs[-1] if prs else None
     current_pr_summary = (
         f"Current PR #{current_pr['number']}: {current_pr['title']} by @{current_pr['author']}\n{current_pr['body'][:1000]}..."
         if current_pr
diff --git a/utils/update_markdown_code_blocks.py b/utils/update_markdown_code_blocks.py
index 54d07fc5..1196a192 100644
--- a/utils/update_markdown_code_blocks.py
+++ b/utils/update_markdown_code_blocks.py
@@ -96,7 +96,7 @@ def generate_temp_filename(file_path, index):
 def process_markdown_file(file_path, temp_dir, verbose=False):
     """Reads a markdown file, extracts Python code blocks, saves them to temp files, and updates the file."""
     try:
-        with open(file_path, "r") as file:
+        with open(file_path) as file:
             markdown_content = file.read()
 
         code_blocks = extract_code_blocks(markdown_content)
@@ -125,7 +125,7 @@ def update_markdown_file(file_path, markdown_content, temp_files):
     """Updates the markdown file with formatted code blocks."""
     for num_spaces, original_code_block, temp_file_path in temp_files:
         try:
-            with open(temp_file_path, "r") as temp_file:
+            with open(temp_file_path) as temp_file:
                 formatted_code = temp_file.read().rstrip("\n")  # Strip trailing newlines
             formatted_code_with_indentation = add_indentation(formatted_code, num_spaces)