diff --git a/src/app/teacher/create-run-dialog/create-run-dialog.component.spec.ts b/src/app/teacher/create-run-dialog/create-run-dialog.component.spec.ts
index 6b8f450812a..1a04d0b61d9 100644
--- a/src/app/teacher/create-run-dialog/create-run-dialog.component.spec.ts
+++ b/src/app/teacher/create-run-dialog/create-run-dialog.component.spec.ts
@@ -3,14 +3,10 @@ import { TeacherService } from '../teacher.service';
 import { CreateRunDialogComponent } from './create-run-dialog.component';
 import { MatDialogRef, MatDialog } from '@angular/material/dialog';
 import { MAT_DIALOG_DATA } from '@angular/material/dialog';
-import { MatCheckboxModule } from '@angular/material/checkbox';
-import { MatRadioModule } from '@angular/material/radio';
-import { ReactiveFormsModule } from '@angular/forms';
 import { Observable } from 'rxjs';
 import { of } from 'rxjs';
 import { Project } from '../../domain/project';
 import { Run } from '../../domain/run';
-import { NO_ERRORS_SCHEMA } from '@angular/core';
 import { By } from '@angular/platform-browser';
 import { Course } from '../../domain/course';
 import { BehaviorSubject } from 'rxjs/internal/BehaviorSubject';
@@ -40,7 +36,7 @@ export class MockTeacherService {
     const courses: Course[] = [];
     const course = new Course({ id: '1', name: 'Test' });
     courses.push(course);
-    return Observable.create((observer) => {
+    return new Observable((observer) => {
       observer.next(courses);
       observer.complete();
     });
@@ -106,24 +102,22 @@ describe('CreateRunDialogComponent', () => {
         {
           provide: MatDialogRef,
           useValue: {
-            afterClosed: () => {
-              return Observable.create((observer) => {
+            afterClosed: () =>
+              new Observable((observer) => {
                 observer.next({});
                 observer.complete();
-              });
-            },
+              }),
             close: () => {}
           }
         },
         { provide: MAT_DIALOG_DATA, useValue: { project: project } },
         { provide: Router, useClass: MockRouter }
-      ],
-      schemas: [NO_ERRORS_SCHEMA]
+      ]
     });
     fixture = TestBed.createComponent(CreateRunDialogComponent);
     component = fixture.componentInstance;
     component.project = project;
-    component.dialog = TestBed.get(MatDialog);
+    component.dialog = TestBed.inject(MatDialog);
     spyOn(component.dialog, 'closeAll').and.callThrough();
     fixture.detectChanges();
   });
diff --git a/src/app/teacher/create-run-dialog/create-run-dialog.component.ts b/src/app/teacher/create-run-dialog/create-run-dialog.component.ts
index c319c9c31d7..beaa061d1e1 100644
--- a/src/app/teacher/create-run-dialog/create-run-dialog.component.ts
+++ b/src/app/teacher/create-run-dialog/create-run-dialog.component.ts
@@ -23,7 +23,6 @@ import { provideNativeDateAdapter } from '@angular/material/core';
 import { MatIconModule } from '@angular/material/icon';
 import { MatTooltipModule } from '@angular/material/tooltip';
 import { MatFormFieldModule } from '@angular/material/form-field';
-import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
 import { MatCardModule } from '@angular/material/card';
 import { Router } from '@angular/router';
 import { finalize } from 'rxjs/operators';
@@ -35,6 +34,7 @@ import { ListClassroomCoursesDialogComponent } from '../list-classroom-courses-d
 import { TeacherRun } from '../teacher-run';
 import { MatDividerModule } from '@angular/material/divider';
 import { MatRadioModule } from '@angular/material/radio';
+import { MatProgressBarModule } from '@angular/material/progress-bar';
 
 @Component({
   imports: [
@@ -51,7 +51,7 @@ import { MatRadioModule } from '@angular/material/radio';
     MatRadioModule,
     MatTooltipModule,
     MatFormFieldModule,
-    MatProgressSpinnerModule,
+    MatProgressBarModule,
     MatCardModule
   ],
   providers: [provideNativeDateAdapter()],