diff --git a/backend/app/students/routes/registrations.py b/backend/app/students/routes/registrations.py
index e0c26e4..f85b93d 100644
--- a/backend/app/students/routes/registrations.py
+++ b/backend/app/students/routes/registrations.py
@@ -14,15 +14,15 @@ bp = APIBlueprint("registrations", __name__, url_prefix="/registrations")
 @bp.input(ProjectSupervisorQuerySchema, location='query')
 @bp.output(ProjectSupervisorPaginationSchema)
 def list_available_groups(query: dict) -> dict:
-    mode = query.get('mode')
+    mode = 0 if query.get('mode') else 1
     page = query.get('page')
     per_page = query.get('per_page')
 
     available_groups = (ProjectSupervisor.limit_group - ProjectSupervisor.count_groups)
-    ps_query = db.session.query(ProjectSupervisor, available_groups).join(Group)
+    ps_query = db.session.query(ProjectSupervisor, available_groups).join(Group, isouter=True)
 
     if mode is not None:
-        ps_query = ps_query.filter(ProjectSupervisor.mode == mode)
+        ps_query = ps_query.filter(ProjectSupervisor.mode != 1-mode)
 
     ps_query = ps_query.group_by(ProjectSupervisor.id). \
         having(available_groups > 0)
diff --git a/backend/app/students/schemas.py b/backend/app/students/schemas.py
index 97e6025..bbbe2ae 100644
--- a/backend/app/students/schemas.py
+++ b/backend/app/students/schemas.py
@@ -6,7 +6,7 @@ class ProjectSupervisorSchema(ma.Schema):
     first_name = fields.Str()
     last_name = fields.Str()
     email = fields.Str()
-    mode = fields.Boolean()
+    mode = fields.Integer()
     available_groups = fields.Integer()
 
 
diff --git a/frontend/src/api/enrollment.ts b/frontend/src/api/enrollment.ts
index 34de29a..4b92521 100644
--- a/frontend/src/api/enrollment.ts
+++ b/frontend/src/api/enrollment.ts
@@ -15,7 +15,7 @@ export const getEnrollmentList = (
       first_name: string
       last_name: string
       email: string
-      mode: boolean
+      mode: number
     }[]
   }>('http://127.0.0.1:5000/api/students/registrations/', {
     params,
diff --git a/frontend/src/views/coordinator/AddLeader.tsx b/frontend/src/views/coordinator/AddLeader.tsx
index 30503c2..2e1d992 100644
--- a/frontend/src/views/coordinator/AddLeader.tsx
+++ b/frontend/src/views/coordinator/AddLeader.tsx
@@ -110,7 +110,7 @@ const AddLeader = () => {
             {...register('mode', {
               required: true,
             })}
-            value="1"
+            value="0"
           />
           <label htmlFor="mode-1">Stacjonarny</label>
         </div>
@@ -122,7 +122,7 @@ const AddLeader = () => {
             {...register('mode', {
               required: true,
             })}
-            value="0"
+            value="1"
           />
           <label htmlFor="mode-0">Niestacjonarny</label>
         </div>
@@ -134,7 +134,7 @@ const AddLeader = () => {
             {...register('mode', {
               required: true,
             })}
-            value="0"
+            value="2"
           />
           <label htmlFor="mode-2">Oba</label>
         </div>
diff --git a/frontend/src/views/coordinator/Students.tsx b/frontend/src/views/coordinator/Students.tsx
index fd6b9ed..385b16b 100644
--- a/frontend/src/views/coordinator/Students.tsx
+++ b/frontend/src/views/coordinator/Students.tsx
@@ -168,7 +168,7 @@ const Students = () => {
                       <td>{last_name}</td>
                       <td>{index}</td>
                       <td>{group === null ? 'Nie' : 'Tak'}</td>
-                      <td>{mode ? 'stacjonarny' : 'niestacjonarny'}</td>
+                      <td>{mode ? 'Stacjonarny' : 'Niestacjonarny'}</td>
                       <td>
                         <button onClick={() => mutateDelete(index)}>X</button>
                       </td>
diff --git a/frontend/src/views/student/Enrollment.tsx b/frontend/src/views/student/Enrollment.tsx
index b89d06e..c1e111d 100644
--- a/frontend/src/views/student/Enrollment.tsx
+++ b/frontend/src/views/student/Enrollment.tsx
@@ -55,12 +55,12 @@ const Enrollment = () => {
                 ({ available_groups }) => available_groups || !showAvailable,
               )
               .map(
-                ({ first_name, last_name, email, mode, available_groups }) => (
+                ({ first_name, last_name, email, available_groups }) => (
                   <tr key={email}>
                     <td>{first_name}</td>
                     <td>{last_name}</td>
                     <td>{email}</td>
-                    <td>{mode ? 'stacjonarny' : 'niestacjonarny'}</td>
+                    <td>{mode ? 'Stacjonarny' : 'Niestacjonarny'}</td>
                     <td>{available_groups}</td>
                   </tr>
                 ),