diff --git a/src/constants/index.ts b/src/constants/index.ts
index afccc0c9..d8e47b4c 100644
--- a/src/constants/index.ts
+++ b/src/constants/index.ts
@@ -30,6 +30,8 @@ export const constants = {
     MIGRATION_UPDATED: "Project's migration updated successfully.",
     CMS_UPDATED: "Project's migration cms updated successfully",
     FILE_FORMAT_UPDATED: "Project's migration file format updated successfully",
+    DESTINATION_CMS_UPDATED:
+      "Project's migration destination cms updated successfully",
     MIGRATION_DELETED: "Project's migration deleted successfully.",
     INVALID_ID: "Provided $ ID is invalid.",
     MIGRATION_EXISTS: "Project's migration already exists.",
diff --git a/src/controllers/projects.migrations.controller.ts b/src/controllers/projects.migrations.controller.ts
index fc4be87c..2479dcaa 100644
--- a/src/controllers/projects.migrations.controller.ts
+++ b/src/controllers/projects.migrations.controller.ts
@@ -25,6 +25,11 @@ const updateMigrationFileFormat = async (req: Request, res: Response) => {
   res.status(resp.status).json(resp.data);
 };
 
+const updateMigrationDestinationCMS = async (req: Request, res: Response) => {
+  const resp = await migrationService.updateMigrationDestinationCMS(req);
+  res.status(resp.status).json(resp.data);
+};
+
 const deleteMigration = async (req: Request, res: Response) => {
   const resp = await migrationService.deleteMigration(req);
   res.status(resp.status).json(resp.data);
@@ -37,4 +42,5 @@ export const migrationController = {
   deleteMigration,
   updateMigrationLegacyCMS,
   updateMigrationFileFormat,
+  updateMigrationDestinationCMS,
 };
diff --git a/src/routes/projects.migrations.routes.ts b/src/routes/projects.migrations.routes.ts
index 825e3ac4..9f792d0b 100644
--- a/src/routes/projects.migrations.routes.ts
+++ b/src/routes/projects.migrations.routes.ts
@@ -36,6 +36,13 @@ router.put(
   asyncRouter(migrationController.updateMigrationFileFormat)
 );
 
+// Update project's destination-cms
+router.put(
+  "/destination-cms",
+  validator("destination_cms"),
+  asyncRouter(migrationController.updateMigrationDestinationCMS)
+);
+
 // Delete project's migration route
 router.delete("/", asyncRouter(migrationController.deleteMigration));
 
diff --git a/src/services/projects.migrations.service.ts b/src/services/projects.migrations.service.ts
index 7150831c..88af8439 100644
--- a/src/services/projects.migrations.service.ts
+++ b/src/services/projects.migrations.service.ts
@@ -173,6 +173,30 @@ const updateMigrationFileFormat = async (req: Request) => {
   };
 };
 
+const updateMigrationDestinationCMS = async (req: Request) => {
+  const { orgId, projectId } = req.params;
+  const { token_payload, stack_api_key } = req.body;
+
+  const project = await _getProject(projectId, {
+    _id: projectId,
+    org_id: orgId,
+    region: token_payload?.region,
+    owner: token_payload?.user_id,
+  });
+
+  project.migration.modules.destination_cms.stack_id = stack_api_key;
+  project.migration.modules.destination_cms.org_id = orgId;
+
+  await project.save();
+
+  return {
+    status: constants.HTTP_CODES.OK,
+    data: {
+      message: constants.HTTP_TEXTS.DESTINATION_CMS_UPDATED,
+    },
+  };
+};
+
 const deleteMigration = async (req: Request) => {
   const orgId = req?.params?.orgId;
   const projectId = req?.params?.projectId;
@@ -208,4 +232,5 @@ export const migrationService = {
   deleteMigration,
   updateMigrationLegacyCMS,
   updateMigrationFileFormat,
+  updateMigrationDestinationCMS,
 };
diff --git a/src/validators/destination-cms.validator.ts b/src/validators/destination-cms.validator.ts
new file mode 100644
index 00000000..9e5ec498
--- /dev/null
+++ b/src/validators/destination-cms.validator.ts
@@ -0,0 +1,27 @@
+import { checkSchema } from "express-validator";
+import { constants } from "../constants";
+
+export default checkSchema({
+  stack_api_key: {
+    in: "body",
+    isString: {
+      errorMessage: constants.VALIDATION_ERRORS.STRING_REQUIRED.replace(
+        "$",
+        "stack_api_key"
+      ),
+      bail: true,
+    },
+    trim: true,
+    isLength: {
+      errorMessage: constants.VALIDATION_ERRORS.LENGTH_LIMIT.replace(
+        "$",
+        "stack_api_key"
+      ),
+      options: {
+        min: 1,
+        max: 400,
+      },
+      bail: true,
+    },
+  },
+});
diff --git a/src/validators/index.ts b/src/validators/index.ts
index 6f86cc6d..76aca174 100644
--- a/src/validators/index.ts
+++ b/src/validators/index.ts
@@ -5,6 +5,7 @@ import authValidator from "./auth.validator";
 import projectValidator from "./project.validator";
 import cmsValidator from "./cms.validator";
 import fileFormatValidator from "./file-format.validator";
+import destinationCmsValidator from "./destination-cms.validator";
 
 export default (route: string = "") =>
   asyncRouter(async (req: Request, res: Response, next: NextFunction) => {
@@ -13,6 +14,7 @@ export default (route: string = "") =>
       project: projectValidator,
       cms: cmsValidator,
       file_format: fileFormatValidator,
+      destination_cms: destinationCmsValidator,
     };
 
     const validator = appValidators[route as keyof typeof appValidators];