diff --git a/timetabling/get-practical-groups.py b/timetabling/get-practical-groups.py
index baf846ca00d554c1b6063d4ca8c29c7f4bed85a1..2ae4207cf170e4e26949fcd5857083737d0a6107 100644
--- a/timetabling/get-practical-groups.py
+++ b/timetabling/get-practical-groups.py
@@ -14,8 +14,6 @@
 #   USERNAME/PASSWORD -- to log into webtimetables. If you get your
 #   password wrong it crashes..
 #
-#   MODULE_CODE -- your module code
-#
 #   DEPARTMENTS -- all departments to look in for your students
 #
 # The script takes one command line argument: the name of a CSV file
@@ -38,11 +36,12 @@ from getpass import getpass
 
 from typing import Dict, Optional
 
-if len(sys.argv) < 2:
-    print("Usage: python get-practical-groups.py <student-list.csv>")
+if len(sys.argv) < 3:
+    print("Usage: python get-practical-groups.py <mod_code> <student-list.csv>")
     exit(-1)
 
-student_list_csv = sys.argv[1]
+mod_code = sys.argv[1]
+student_list_csv = sys.argv[2]
 
 ACADEMIC_YEAR = "2425"
 TT_HOST = "webtimetables.royalholloway.ac.uk"
@@ -54,15 +53,8 @@ TT_DEFAULT_URL = f"{BASE_URL}/default.aspx"
 USER_AGENT \
     = "Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/117.0"
 
-MODULE_CODE = "CS1822"
 DEPARTMENTS = ["Computer Science", "Media Arts"]
 
-GROUP_TIMES = {
-    "Group 01": "Monday 13:00",
-    "Group 02": "Monday 16:00",
-    "Group 03": "Friday 13:00"
-}
-
 GROUP_RE = re.compile(r".*(Group \d+).*", flags=re.DOTALL)
 GROUP_GRP = 1
 
@@ -227,7 +219,7 @@ def parse_timetable(students : Dict[str, Student], timetable : str):
             if current_student is None:
                 continue
             for practical in tt_row.find_all("td", { "class": "Practical" }):
-                if MODULE_CODE in practical.text:
+                if mod_code in practical.text:
                     if m := GROUP_RE.match(practical.text):
                         current_student.group = m[GROUP_GRP]