diff --git a/src/legacy/core_plugins/telemetry/server/routes/index.ts b/src/legacy/core_plugins/telemetry/server/routes/index.ts
index 12ba541d699f9..c9e435f916c70 100644
--- a/src/legacy/core_plugins/telemetry/server/routes/index.ts
+++ b/src/legacy/core_plugins/telemetry/server/routes/index.ts
@@ -18,10 +18,10 @@
  */
 
 import { CoreSetup } from 'src/core/server';
-import { registerOptInRoutes } from './opt_in';
+import { registerTelemetryConfigRoutes } from './telemetry_config';
 import { registerTelemetryDataRoutes } from './telemetry_stats';
 
 export function registerRoutes(core: CoreSetup) {
-  registerOptInRoutes(core);
+  registerTelemetryConfigRoutes(core);
   registerTelemetryDataRoutes(core);
 }
diff --git a/src/legacy/core_plugins/telemetry/server/routes/opt_in.ts b/src/legacy/core_plugins/telemetry/server/routes/telemetry_config.ts
similarity index 61%
rename from src/legacy/core_plugins/telemetry/server/routes/opt_in.ts
rename to src/legacy/core_plugins/telemetry/server/routes/telemetry_config.ts
index aabc0259f08fc..551e3198c439e 100644
--- a/src/legacy/core_plugins/telemetry/server/routes/opt_in.ts
+++ b/src/legacy/core_plugins/telemetry/server/routes/telemetry_config.ts
@@ -21,9 +21,36 @@ import Joi from 'joi';
 import { boomify } from 'boom';
 import { CoreSetup } from 'src/core/server';
 
-export function registerOptInRoutes(core: CoreSetup) {
+async function updateTelemetrySavedObjectFromReq(req: any) {
+  const savedObjectsClient = req.getSavedObjectsClient();
+  return await savedObjectsClient.update('telemetry', 'telemetry', req.payload);
+}
+
+export function registerTelemetryConfigRoutes(core: CoreSetup) {
   const { server } = core.http as any;
 
+  server.route({
+    method: 'POST',
+    path: '/api/telemetry/v2/usageFetcher',
+    options: {
+      validate: {
+        payload: Joi.object({
+          usageFetcher: Joi.string()
+            .allow(['browser', 'server'])
+            .required(),
+        }),
+      },
+    },
+    handler: async (req: any, h: any) => {
+      try {
+        await updateTelemetrySavedObjectFromReq(req);
+      } catch (err) {
+        return boomify(err);
+      }
+      return h.response({}).code(200);
+    },
+  });
+
   server.route({
     method: 'POST',
     path: '/api/telemetry/v2/optIn',
@@ -35,18 +62,8 @@ export function registerOptInRoutes(core: CoreSetup) {
       },
     },
     handler: async (req: any, h: any) => {
-      const savedObjectsClient = req.getSavedObjectsClient();
       try {
-        await savedObjectsClient.create(
-          'telemetry',
-          {
-            enabled: req.payload.enabled,
-          },
-          {
-            id: 'telemetry',
-            overwrite: true,
-          }
-        );
+        await updateTelemetrySavedObjectFromReq(req);
       } catch (err) {
         return boomify(err);
       }