diff --git a/docs/storage/driver/oss/oss.go b/docs/storage/driver/oss/oss.go
index 09b25ef0..c6e4f8a3 100644
--- a/docs/storage/driver/oss/oss.go
+++ b/docs/storage/driver/oss/oss.go
@@ -651,8 +651,9 @@ func (d *driver) Stat(ctx context.Context, path string) (storagedriver.FileInfo,
 }
 
 // List returns a list of the objects that are direct descendants of the given path.
-func (d *driver) List(ctx context.Context, path string) ([]string, error) {
-	if path != "/" && path[len(path)-1] != '/' {
+func (d *driver) List(ctx context.Context, opath string) ([]string, error) {
+	path := opath
+	if path != "/" && opath[len(path)-1] != '/' {
 		path = path + "/"
 	}
 
@@ -666,13 +667,7 @@ func (d *driver) List(ctx context.Context, path string) ([]string, error) {
 
 	listResponse, err := d.Bucket.List(d.ossPath(path), "/", "", listMax)
 	if err != nil {
-		return nil, parseError(path, err)
-	}
-
-	if len(listResponse.Contents) == 0 && path != "/" {
-		// Treat empty response as missing directory, since we don't actually
-		// have directories in OSS.
-		return nil, storagedriver.PathNotFoundError{Path: path}
+		return nil, parseError(opath, err)
 	}
 
 	files := []string{}
@@ -697,6 +692,14 @@ func (d *driver) List(ctx context.Context, path string) ([]string, error) {
 		}
 	}
 
+	if opath != "/" {
+		if len(files) == 0 && len(directories) == 0 {
+			// Treat empty response as missing directory, since we don't actually
+			// have directories in s3.
+			return nil, storagedriver.PathNotFoundError{Path: opath}
+		}
+	}
+
 	return append(files, directories...), nil
 }
 
diff --git a/docs/storage/driver/s3/s3.go b/docs/storage/driver/s3/s3.go
index a9f303dc..7bb23a85 100644
--- a/docs/storage/driver/s3/s3.go
+++ b/docs/storage/driver/s3/s3.go
@@ -667,7 +667,8 @@ func (d *driver) Stat(ctx context.Context, path string) (storagedriver.FileInfo,
 }
 
 // List returns a list of the objects that are direct descendants of the given path.
-func (d *driver) List(ctx context.Context, path string) ([]string, error) {
+func (d *driver) List(ctx context.Context, opath string) ([]string, error) {
+	path := opath
 	if path != "/" && path[len(path)-1] != '/' {
 		path = path + "/"
 	}
@@ -682,13 +683,7 @@ func (d *driver) List(ctx context.Context, path string) ([]string, error) {
 
 	listResponse, err := d.Bucket.List(d.s3Path(path), "/", "", listMax)
 	if err != nil {
-		return nil, err
-	}
-
-	if len(listResponse.Contents) == 0 {
-		// Treat empty response as missing directory, since we don't actually
-		// have directories in s3.
-		return nil, storagedriver.PathNotFoundError{Path: path}
+		return nil, parseError(opath, err)
 	}
 
 	files := []string{}
@@ -713,6 +708,14 @@ func (d *driver) List(ctx context.Context, path string) ([]string, error) {
 		}
 	}
 
+	if opath != "/" {
+		if len(files) == 0 && len(directories) == 0 {
+			// Treat empty response as missing directory, since we don't actually
+			// have directories in s3.
+			return nil, storagedriver.PathNotFoundError{Path: opath}
+		}
+	}
+
 	return append(files, directories...), nil
 }