diff --git a/sherlock_project/sherlock.py b/sherlock_project/sherlock.py
index ec5e703..6779a76 100644
--- a/sherlock_project/sherlock.py
+++ b/sherlock_project/sherlock.py
@@ -655,14 +655,6 @@ def main():
         default=None,
         help="Load data from a JSON file or an online, valid, JSON file.",
     )
-    parser.add_argument(
-        "--pull-request",
-        "-pr",
-        action="store",
-        dest="pull_request",
-        default=None,
-        help="Load data.json file from a specific pull request.",
-    )
     parser.add_argument(
         "--timeout",
         action="store",
@@ -787,23 +779,27 @@ def main():
 
     # Create object with all information about sites we are aware of.
     try:
-        if args.local and args.pull_request is None:
+        if args.local:
             sites = SitesInformation(
                 os.path.join(os.path.dirname(__file__), "resources/data.json")
             )
         else:
-            # Check for conflicting --json and --pull-request arguments
-            if args.json_file is not None and args.pull_request is not None:
-                print("You cannot use both --json and --pull-request at the same time.")
-                sys.exit(1)
-
             json_file_location = args.json_file
-            if args.pull_request is not None:
-                pull_url = f"https://api.github.com/repos/sherlock-project/sherlock/pulls/{args.pull_request}"
-                pull_request_raw = requests.get(pull_url).text
-                pull_request_json = json_loads(pull_request_raw)
-                head_commit_sha = pull_request_json["head"]["sha"]
-                json_file_location = f"https://raw.githubusercontent.com/sherlock-project/sherlock/{head_commit_sha}/sherlock_project/resources/data.json"
+            if args.json_file:
+                # If --json parameter is a number, interpret it as a pull request number
+                if args.json_file.isnumeric():
+                    pull_number = args.json_file
+                    pull_url = f"https://api.github.com/repos/sherlock-project/sherlock/pulls/{pull_number}"
+                    pull_request_raw = requests.get(pull_url).text
+                    pull_request_json = json_loads(pull_request_raw)
+
+                    # Check if it's a valid pull request
+                    if "message" in pull_request_json:
+                        print(f"ERROR: Pull request #{pull_number} not found.")
+                        sys.exit(1)
+
+                    head_commit_sha = pull_request_json["head"]["sha"]
+                    json_file_location = f"https://raw.githubusercontent.com/sherlock-project/sherlock/{head_commit_sha}/sherlock_project/resources/data.json"
 
             sites = SitesInformation(json_file_location)
     except Exception as error: