diff --git a/src/features/Classes/ClassesTable/columns.jsx b/src/features/Classes/ClassesTable/columns.jsx
index dd9d5350..d4e0ee8d 100644
--- a/src/features/Classes/ClassesTable/columns.jsx
+++ b/src/features/Classes/ClassesTable/columns.jsx
@@ -21,7 +21,7 @@ const columns = [
     accessor: 'className',
     Cell: ({ row }) => (
       <Link
-        to={`/courses/${row.values.masterCourseName}/${row.values.className}?classId=${row.original.classId}&previous=classes`}
+        to={`/courses/${row.original.masterCourseId}/${row.values.className}?classId=${row.original.classId}&previous=classes`}
         className="text-truncate link"
       >
         {row.values.className}
diff --git a/src/features/Classes/data/_test_/redux.test.js b/src/features/Classes/data/_test_/redux.test.js
index 1d89c86d..acfbda7f 100644
--- a/src/features/Classes/data/_test_/redux.test.js
+++ b/src/features/Classes/data/_test_/redux.test.js
@@ -29,10 +29,11 @@ describe('Classes redux tests', () => {
   });
 
   test('successful fetch classes data', async () => {
-    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_name=`;
+    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_id=`;
     const mockResponse = {
       results: [
         {
+          masterCourseId: 'course-v1:USB+CCD+2023',
           masterCourseName: 'Demo MasterCourse 1',
           className: 'Demo Class 1',
           startDate: '09/21/24',
@@ -91,9 +92,10 @@ describe('Classes redux tests', () => {
   });
 
   test('successful fetch all classes data', async () => {
-    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_name=`;
+    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_id=`;
     const mockResponse = [
       {
+        masterCourseId: 'course-v1:USB+CCD+2023',
         masterCourseName: 'Demo MasterCourse 1',
         className: 'Demo Class 1',
         startDate: '09/21/24',
diff --git a/src/features/Classes/data/thunks.js b/src/features/Classes/data/thunks.js
index b53f7213..a39e2f33 100644
--- a/src/features/Classes/data/thunks.js
+++ b/src/features/Classes/data/thunks.js
@@ -13,13 +13,13 @@ import {
 import { getClassesByInstitution } from 'features/Common/data/api';
 import { initialPage } from 'features/constants';
 
-function fetchClassesData(id, currentPage, courseName = '', urlParamsFilters = '', limit = true) {
+function fetchClassesData(id, currentPage, courseId = '', urlParamsFilters = '', limit = true) {
   return async (dispatch) => {
     dispatch(fetchClassesDataRequest());
 
     try {
       const response = camelCaseObject(
-        await getClassesByInstitution(id, courseName, limit, currentPage, urlParamsFilters),
+        await getClassesByInstitution(id, courseId, limit, currentPage, urlParamsFilters),
       );
       dispatch(fetchClassesDataSuccess(response.data));
     } catch (error) {
@@ -43,13 +43,13 @@ function fetchClassesOptionsData(id, courseName) {
   };
 }
 
-function fetchAllClassesData(id, courseName = '', urlParamsFilters = '', limit = false) {
+function fetchAllClassesData(id, courseId = '', urlParamsFilters = '', limit = false) {
   return async (dispatch) => {
     dispatch(fetchAllClassesDataRequest());
 
     try {
       const response = camelCaseObject(
-        await getClassesByInstitution(id, courseName, limit, initialPage, urlParamsFilters),
+        await getClassesByInstitution(id, courseId, limit, initialPage, urlParamsFilters),
       );
       dispatch(fetchAllClassesDataSuccess(response.data));
     } catch (error) {
diff --git a/src/features/Common/data/_test_/api.test.js b/src/features/Common/data/_test_/api.test.js
index ccb1013a..03473732 100644
--- a/src/features/Common/data/_test_/api.test.js
+++ b/src/features/Common/data/_test_/api.test.js
@@ -72,18 +72,18 @@ describe('Common api services', () => {
     };
 
     const institutionId = 1;
-    const courseName = 'ccx1';
+    const courseId = 'course-v1';
 
     getAuthenticatedHttpClient.mockReturnValue(httpClientMock);
 
-    getClassesByInstitution(institutionId, courseName);
+    getClassesByInstitution(institutionId, courseId);
 
     expect(getAuthenticatedHttpClient).toHaveBeenCalledTimes(1);
     expect(getAuthenticatedHttpClient).toHaveBeenCalledWith();
 
     expect(httpClientMock.get).toHaveBeenCalledTimes(1);
     expect(httpClientMock.get).toHaveBeenCalledWith(
-      `${COURSE_OPERATIONS_API_V2}/classes/?course_name=ccx1`,
+      `${COURSE_OPERATIONS_API_V2}/classes/?course_id=course-v1`,
       {
         params: {
           institution_id: 1, limit: false, page: '',
diff --git a/src/features/Common/data/api.js b/src/features/Common/data/api.js
index 816180c1..dcfabd09 100644
--- a/src/features/Common/data/api.js
+++ b/src/features/Common/data/api.js
@@ -19,8 +19,8 @@ function getLicensesByInstitution(institutionId, limit, page = 1, urlParamsFilte
   );
 }
 
-function getClassesByInstitution(institutionId, courseName, limit = false, page = '', urlParamsFilters = '') {
-  const encodedCourseName = encodeURIComponent(courseName);
+function getClassesByInstitution(institutionId, courseId, limit = false, page = '', urlParamsFilters = '') {
+  const encodedCourseId = encodeURIComponent(courseId);
   const params = {
     limit,
     institution_id: institutionId,
@@ -28,7 +28,7 @@ function getClassesByInstitution(institutionId, courseName, limit = false, page
     ...urlParamsFilters,
   };
   return getAuthenticatedHttpClient().get(
-    `${getConfig().COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_name=${encodedCourseName}`,
+    `${getConfig().COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_id=${encodedCourseId}`,
     { params },
   );
 }
diff --git a/src/features/Courses/CoursesDetailPage/index.jsx b/src/features/Courses/CoursesDetailPage/index.jsx
index a8270066..cb42d14e 100644
--- a/src/features/Courses/CoursesDetailPage/index.jsx
+++ b/src/features/Courses/CoursesDetailPage/index.jsx
@@ -29,7 +29,7 @@ const CoursesDetailPage = () => {
     numberOfStudents: '-',
     numberOfPendingStudents: '-',
     masterCourseId: '-',
-    masterCourseName: '-',
+    masterCourseName: '',
   };
 
   const courseInfo = useSelector((state) => state.courses.table.data)
@@ -51,7 +51,7 @@ const CoursesDetailPage = () => {
     };
 
     if (institution.id) {
-      dispatch(fetchClassesData(institution.id, initialPage, courseInfo.masterCourseName));
+      dispatch(fetchClassesData(institution.id, initialPage, courseId));
       dispatch(fetchCoursesData(institution.id, initialPage, null));
     }
 
@@ -62,7 +62,7 @@ const CoursesDetailPage = () => {
   }, [dispatch, institution.id, courseId]); // eslint-disable-line react-hooks/exhaustive-deps
 
   useEffect(() => {
-    dispatch(fetchClassesData(institution.id, currentPage, courseInfo.masterCourseName));
+    dispatch(fetchClassesData(institution.id, currentPage, courseId));
   }, [currentPage]); // eslint-disable-line react-hooks/exhaustive-deps
 
   useEffect(() => {
@@ -82,7 +82,7 @@ const CoursesDetailPage = () => {
           <Link to="/courses" className="mr-3 link">
             <i className="fa-solid fa-arrow-left" />
           </Link>
-          <h3 className="h2 mb-0 course-title">{courseId}</h3>
+          <h3 className="h2 mb-0 course-title">{courseInfo.masterCourseName}</h3>
         </div>
 
         <div className="card-container d-flex justify-content-around align-items-center">
diff --git a/src/features/Dashboard/data/_test_/redux.test.jsx b/src/features/Dashboard/data/_test_/redux.test.jsx
index ff96ae3b..7df8eb3d 100644
--- a/src/features/Dashboard/data/_test_/redux.test.jsx
+++ b/src/features/Dashboard/data/_test_/redux.test.jsx
@@ -78,11 +78,12 @@ describe('Dashboard redux tests', () => {
   });
 
   test('successful fetch classesNoInstructors data', async () => {
-    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_name=`;
+    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_id=`;
     const mockResponse = [
       {
         classId: 'ccx-v1:demo+demo1+2020+ccx1',
         className: 'ccx 1',
+        masterCourseId: 'course-v1:USB+CCD+2023',
         masterCourseName: 'Demo Course 1',
         instructors: [],
         numberOfStudents: 0,
@@ -125,11 +126,12 @@ describe('Dashboard redux tests', () => {
   });
 
   test('successful fetch classes data', async () => {
-    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_name=`;
+    const classesApiUrl = `${process.env.COURSE_OPERATIONS_API_V2_BASE_URL}/classes/?course_id=`;
     const mockResponse = [
       {
         classId: 'ccx-v1:demo+demo1+2020+ccx1',
         className: 'ccx 1',
+        masterCourseId: 'course-v1:USB+CCD+2023',
         masterCourseName: 'Demo Course 1',
         instructors: [],
         numberOfStudents: 0,