diff --git a/GitHubClient.py b/GitHubClient.py
index f1ccce4..7014f63 100644
--- a/GitHubClient.py
+++ b/GitHubClient.py
@@ -407,5 +407,4 @@ class GitHubClient(Client):
         return pr_request.status_code
 
     def get_issue_url(self, new_issue_number):
-        """Get the URL for the issue."""
-        return f'{self.line_base_url}{self.target_repo}/issues/{new_issue_number}'
+        return f'{self.line_base_url}{self.repo}/issues/{new_issue_number}'
diff --git a/README.md b/README.md
index 11d80cc..5a95192 100644
--- a/README.md
+++ b/README.md
@@ -120,6 +120,8 @@ Grant the following **Repository permissions**:
 - **Metadata**: Read (required)
 - **Pull requests**: Read (if using with PRs)
 
+As per the [Google Style Guide](https://google.github.io/styleguide/cppguide.html#TODO_Comments), you can provide a _reference_ after the TODO identifier:
+
 ### 3. Generate and Store Secrets
 
 1. **Private Key**: Generate and download the private key
@@ -647,7 +649,7 @@ run:
 
 ## Thanks
 
-The action was originally developed for the GitHub Hackathon in 2020. Whilst every effort is made to ensure it works,
+This action was originally developed by [Alastair Mooney](https://mnydigital.com/) for the GitHub Hackathon in 2020. Whilst every effort is made to ensure it works,
 it comes with no guarantee.
 
 Thanks to GitHub's [linguist repo](https://github.com/github/linguist/) for the [`languages.yml`](https://raw.githubusercontent.com/github/linguist/master/lib/linguist/languages.yml) file used by the app to look up file extensions
@@ -657,6 +659,6 @@ Thanks to all those who have [contributed](https://github.com/alstr/todo-to-issu
 
 ## Supporting the Project
 
-If you've found this action helpful and it has made your workflow easier, please consider buying a coffee to help keep it going. Thank you in advance!
+If you’ve found this action helpful and it has made your workflow easier, please consider buying a coffee to help keep it going. Thank you in advance!
 
 [![ko-fi](https://ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/alstr18858)
diff --git a/TodoParser.py b/TodoParser.py
index 1aa3be8..8161aec 100644
--- a/TodoParser.py
+++ b/TodoParser.py
@@ -363,11 +363,11 @@ class TodoParser(object):
         for i, issue in enumerate(issues):
             # Strip some of the diff symbols so it can be included as a code snippet in the issue body.
             # Strip removed lines.
-            cleaned_hunk = re.sub(r'\n^-.*$', '', issue.hunk, 0, re.MULTILINE)
+            cleaned_hunk = re.sub(r'\n^-.*$', '', issue.hunk, count=0, flags=re.MULTILINE)
             # Strip leading symbols/whitespace.
-            cleaned_hunk = re.sub(r'^.', '', cleaned_hunk, 0, re.MULTILINE)
+            cleaned_hunk = re.sub(r'^.', '', cleaned_hunk, count=0, flags=re.MULTILINE)
             # Strip newline message.
-            cleaned_hunk = re.sub(r'\n\sNo newline at end of file', '', cleaned_hunk, 0, re.MULTILINE)
+            cleaned_hunk = re.sub(r'\n\sNo newline at end of file', '', cleaned_hunk, count=0, flags=re.MULTILINE)
             issue.hunk = cleaned_hunk
 
         return issues
diff --git a/action.yml b/action.yml
index a127321..b31c4ba 100644
--- a/action.yml
+++ b/action.yml
@@ -52,7 +52,6 @@ runs:
         LANGUAGES: ${{ inputs.LANGUAGES }}
         NO_STANDARD: ${{ inputs.NO_STANDARD }}
         INSERT_ISSUE_URLS: ${{ inputs.INSERT_ISSUE_URLS }}
-
 branding:
   icon: "check-square"
   color: "orange"