diff --git a/main.py b/main.py
index fe95c65..065708e 100644
--- a/main.py
+++ b/main.py
@@ -480,16 +480,12 @@ async def process_repo(url: str, repo_hash: str, is_user_request: bool = False):
                     continue
                 new_commits += 1
                 diff = run_git_command(str(repo_path), ["show", commit, "--no-color", "--format=medium"])
-                messages = f"### Commit: `{commit}`\n{diff}"
-                prompt = f"""1. Generate a git one liner based on git diff
-2. Example of a good message is: `feat: Enhanced message display with emojis and code highlighting`
-3. Example of a good message is: `fix: Fixed a bug that caused the app to crash`
-4. Example of a good message is: `docs: Updated README with installation instructions`
-5. Example of a good message is: `refactor: Simplified user authentication logic for better readability`
-6. Example of a good message is `build: Upgraded project dependencies to latest versions`
-7. Prefixes available to use in the message are: feat, fix, docs, refactor, build.
-8. Do not include explanations in your response. It must look like human written.
-9. The diff to respond to with a git one liner: {messages}"""
+                prompt = (
+                    "Generate a describtion about what is done (or fixed) functionally for end users.\n"
+                    "Allowed prefixes: feat, fix, security, change.\n"
+                    "No explanations.\n\n"
+                    f"GIT DIFF:\n{diff}\n"
+                )
                 for _ in range(3):
                     try:
                         ai = client.APIClient()