diff --git a/src/backups.js b/src/backups.js
index d5c15214d..9498bb56f 100644
--- a/src/backups.js
+++ b/src/backups.js
@@ -362,10 +362,9 @@ async function remount(auditSource) {
 
     const backupConfig = await getConfig();
 
-    const func = storage.api(backupConfig.provider);
-    if (!func) throw new BoxError(BoxError.BAD_FIELD, 'unknown storage provider');
-
-    await storage.api(backupConfig.provider).remount(backupConfig);
+    if (mounts.isManagedProvider(backupConfig.provider)) {
+        await mounts.remount(mounts.mountObjectFromBackupConfig(backupConfig));
+    }
 }
 
 async function getMountStatus() {
diff --git a/src/storage/filesystem.js b/src/storage/filesystem.js
index 03f74e5f7..39f678242 100644
--- a/src/storage/filesystem.js
+++ b/src/storage/filesystem.js
@@ -16,8 +16,6 @@ exports = module.exports = {
     remove,
     removeDir,
 
-    remount,
-
     testConfig,
     removePrivateFields,
     injectPrivateFields
@@ -254,14 +252,6 @@ function validateBackupTarget(folder) {
     return null;
 }
 
-async function remount(apiConfig) {
-    assert.strictEqual(typeof apiConfig, 'object');
-
-    if (apiConfig.provider === PROVIDER_FILESYSTEM || apiConfig.provider === PROVIDER_MOUNTPOINT) return;
-
-    await mounts.remount(mounts.mountObjectFromBackupConfig(apiConfig));
-}
-
 async function testConfig(apiConfig) {
     assert.strictEqual(typeof apiConfig, 'object');
 
diff --git a/src/storage/gcs.js b/src/storage/gcs.js
index 536776d06..17893a9da 100644
--- a/src/storage/gcs.js
+++ b/src/storage/gcs.js
@@ -15,8 +15,6 @@ exports = module.exports = {
     remove,
     removeDir,
 
-    remount,
-
     testConfig,
     removePrivateFields,
     injectPrivateFields,
@@ -238,10 +236,6 @@ async function removeDir(apiConfig, pathPrefix, progressCallback) {
     progressCallback({ progress: `Deleted ${total} files` });
 }
 
-async function remount(apiConfig) {
-    assert.strictEqual(typeof apiConfig, 'object');
-}
-
 async function testConfig(apiConfig) {
     assert.strictEqual(typeof apiConfig, 'object');
 
diff --git a/src/storage/interface.js b/src/storage/interface.js
index deee5998f..6a01a64ee 100644
--- a/src/storage/interface.js
+++ b/src/storage/interface.js
@@ -27,8 +27,6 @@ exports = module.exports = {
     remove,
     removeDir,
 
-    remount,
-
     testConfig,
     removePrivateFields,
     injectPrivateFields
@@ -129,14 +127,6 @@ async function removeDir(apiConfig, pathPrefix, progressCallback) {
     throw new BoxError(BoxError.NOT_IMPLEMENTED, 'removeDir is not implemented');
 }
 
-async function remount(apiConfig) {
-    assert.strictEqual(typeof apiConfig, 'object');
-
-    // Result: none
-
-    throw new BoxError(BoxError.NOT_IMPLEMENTED, 'remount is not implemented');
-}
-
 async function testConfig(apiConfig) {
     assert.strictEqual(typeof apiConfig, 'object');
 
diff --git a/src/storage/noop.js b/src/storage/noop.js
index dd7f043dd..8afbb7b1f 100644
--- a/src/storage/noop.js
+++ b/src/storage/noop.js
@@ -15,8 +15,6 @@ exports = module.exports = {
     remove,
     removeDir,
 
-    remount,
-
     testConfig,
     removePrivateFields,
     injectPrivateFields
@@ -106,10 +104,6 @@ async function removeDir(apiConfig, pathPrefix, progressCallback) {
     debug(`removeDir: ${pathPrefix}`);
 }
 
-async function remount(apiConfig) {
-    assert.strictEqual(typeof apiConfig, 'object');
-}
-
 async function testConfig(apiConfig) {
     assert.strictEqual(typeof apiConfig, 'object');
 }
diff --git a/src/storage/s3.js b/src/storage/s3.js
index c926b3ae2..c04470901 100644
--- a/src/storage/s3.js
+++ b/src/storage/s3.js
@@ -15,8 +15,6 @@ exports = module.exports = {
     remove,
     removeDir,
 
-    remount,
-
     testConfig,
     removePrivateFields,
     injectPrivateFields,
@@ -532,10 +530,6 @@ async function removeDir(apiConfig, pathPrefix, progressCallback) {
     progressCallback({ message: `Removed ${total} files` });
 }
 
-async function remount(apiConfig) {
-    assert.strictEqual(typeof apiConfig, 'object');
-}
-
 async function testConfig(apiConfig) {
     assert.strictEqual(typeof apiConfig, 'object');