diff --git a/resources/images/professor-ubuntu/server/cronjob.sh b/resources/images/professor-ubuntu/server/cronjob.sh
index 57e36bd..6dc49c8 100644
--- a/resources/images/professor-ubuntu/server/cronjob.sh
+++ b/resources/images/professor-ubuntu/server/cronjob.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 crontab -l > file1
-echo "$1 $2 $3 $4 * /bin/bash /root/workdir/server/getAssignments.sh $5  > /proc/1/fd/1 2>/proc/1/fd/2" >> file1
+echo "$1 $2 $3 $4 * /bin/bash /root/workdir/server/getAssignments.sh $5 $6  > /proc/1/fd/1 2>/proc/1/fd/2" >> file1
 cat file1 | crontab -
 rm -rf file1
 
diff --git a/resources/images/professor-ubuntu/server/getAssignments.py b/resources/images/professor-ubuntu/server/getAssignments.py
index 54cd449..552e7d3 100644
--- a/resources/images/professor-ubuntu/server/getAssignments.py
+++ b/resources/images/professor-ubuntu/server/getAssignments.py
@@ -8,6 +8,8 @@
 import base64
 
 assignment_id = sys.argv[1]
+lecture_id = sys.argv[2]
+
 json_str = requests.get(
     Urls.base_url+"/assignments/"+assignment_id+"/urls").text
 data_users_assigned = list(json.loads(json_str))  # json to list[dict]
@@ -20,7 +22,7 @@
     encoded_dir_path_student = base64.b64encode((
         dir_path_student+"/"+assignment_id).encode('ascii')).decode('ascii')  # base64 encode
     urlmodel = json.loads(requests.get(
-        Urls.base_url+"/urls/"+user["id"]).text)
+        Urls.base_url+"/users/"+user["id"]+"/"+lecture_id+"/url").text)
     url = urlmodel["apiEndpoint"]+"/files/" + encoded_dir_path_student
     json_str = requests.get(url).text
     # json to dict
diff --git a/resources/images/professor-ubuntu/server/getAssignments.sh b/resources/images/professor-ubuntu/server/getAssignments.sh
index 0c693de..ac2a018 100644
--- a/resources/images/professor-ubuntu/server/getAssignments.sh
+++ b/resources/images/professor-ubuntu/server/getAssignments.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 source /etc/profile > /dev/null 2>&1
-/usr/bin/python3 /root/workdir/server/getAssignments.py $1
\ No newline at end of file
+/usr/bin/python3 /root/workdir/server/getAssignments.py $1 $2
\ No newline at end of file
diff --git a/resources/images/professor-ubuntu/server/main.py b/resources/images/professor-ubuntu/server/main.py
index 151da62..e413220 100644
--- a/resources/images/professor-ubuntu/server/main.py
+++ b/resources/images/professor-ubuntu/server/main.py
@@ -27,10 +27,10 @@
 )
 
 
-def schedule_cronjob(dt, assignment_id):
+def schedule_cronjob(dt, assignment_id, lecture_id):
     month, day, hour, minute = dt[1], dt[2], dt[3], dt[4]
-    os.system('/bin/bash %s/cronjob.sh %d %d %d %d %s' %
-              (os.path.dirname(os.path.realpath(__file__)), minute, hour, day, month, assignment_id))
+    os.system('/bin/bash %s/cronjob.sh %d %d %d %d %s %s' %
+              (os.path.dirname(os.path.realpath(__file__)), minute, hour, day, month, assignment_id, lecture_id))
 
 
 def create_directories(assignment_id, data_users_assigned):
@@ -55,6 +55,7 @@ def create_directories(assignment_id, data_users_assigned):
 @app.post("/assignments/")
 async def create_assignment(assignment_info: Dto.AssignmentModel = None):
     assignment_id = assignment_info.assignment_id
+    lecture_id = assignment_info.lecture_id
     json_str = requests.get(
         Urls.base_url+"/assignments/"+assignment_id+"/urls").text
     data_users_assigned = list(json.loads(json_str))
@@ -64,7 +65,7 @@ async def create_assignment(assignment_info: Dto.AssignmentModel = None):
     create_directories(assignment_id, data_users_assigned)
 
     # cron
-    schedule_cronjob(due_date, assignment_id)
+    schedule_cronjob(due_date, assignment_id, lecture_id)
 
     return True