diff --git a/latty.py b/latty.py
index 6cb1c5b..408bfc1 100644
--- a/latty.py
+++ b/latty.py
@@ -11,16 +11,19 @@ def get_unique():
     unique = str(uuid.uuid1().hex)
     return unique
 
+
 def get_datetime():
     from datetime import datetime
     now = datetime.now()
     return now.strftime("%Y-%m-%d %H:%M:%S")
 
+
 root_dir = os.path.dirname(os.getcwd())
 proj_dir = root_dir + '/undercover/'
 output_dir = proj_dir + 'outputs/'
 base_tex_text = open(proj_dir + "/writing_templates/base.tex", "r").read()
 
+
 @dataclass
 class CLData():
     username: str
@@ -93,5 +96,6 @@ class CLData():
             del errors[-2:]
             return (None, errors)
 
+
 def cleanup(unique):
     subprocess.run(['bash', '-c', "rm " + unique + ".*"])
diff --git a/writing.py b/writing.py
index 6aec8a3..5c4a2a7 100644
--- a/writing.py
+++ b/writing.py
@@ -8,6 +8,8 @@ from latty import CLData
 import flaskr
 import flaskr.db as db
 import os
+import subprocess
+import threading
 
 
 writing_blueprint = Blueprint('writing', __name__,)
@@ -82,14 +84,21 @@ def dbtest_get():
 def update_get():
     if os.environ['GITLAB_HOOK_TOKEN'] == request.headers['X-Gitlab-Token'] and request.headers['X-Gitlab-Event'] == "Push Hook":
         print("Update notification received.")
-        # TODO: Git clone
         response = make_response("", 200)
         response.mimetype = "text/plain"
+        threading.Timer(5, git_update, []).start()
         return response
     else:
         return make_response("", 404)
 
 
+def git_update():
+    script = os.environ['UPDATE_SCRIPT_PATH']
+    if not script:
+        return
+    subprocess.run(['bash', '-c', "test -f " + script + " && " + script])
+
+
 @writing_blueprint.route('/', methods=['POST'])
 def index_post():
     form = CLForm(request.form)