diff --git a/app/discovery/provider/file.go b/app/discovery/provider/file.go
index 446b1b7..0e7f3e3 100644
--- a/app/discovery/provider/file.go
+++ b/app/discovery/provider/file.go
@@ -66,12 +66,10 @@ func (d *File) Events(ctx context.Context) <-chan struct{} {
 // List all src dst pairs
 func (d *File) List() (res []discovery.UrlMapper, err error) {
 
-	var fileConf []struct {
-		SourceServer string `yaml:"server"`
-		SourceRoute  string `yaml:"route"`
-		Dest         string `yaml:"dest"`
+	var fileConf map[string][]struct {
+		SourceRoute string `yaml:"route"`
+		Dest        string `yaml:"dest"`
 	}
-
 	fh, err := os.Open(d.FileName)
 	if err != nil {
 		return nil, errors.Wrapf(err, "can't open %s", d.FileName)
@@ -83,12 +81,17 @@ func (d *File) List() (res []discovery.UrlMapper, err error) {
 	}
 	log.Printf("[DEBUG] file provider %+v", res)
 
-	for _, f := range fileConf {
-		rx, err := regexp.Compile(f.SourceRoute)
-		if err != nil {
-			return nil, errors.Wrapf(err, "can't parse regex %s", f.SourceRoute)
+	for srv, fl := range fileConf {
+		for _, f := range fl {
+			rx, err := regexp.Compile(f.SourceRoute)
+			if err != nil {
+				return nil, errors.Wrapf(err, "can't parse regex %s", f.SourceRoute)
+			}
+			if srv == "default" {
+				srv = "*"
+			}
+			res = append(res, discovery.UrlMapper{Server: srv, SrcMatch: rx, Dst: f.Dest})
 		}
-		res = append(res, discovery.UrlMapper{Server: f.SourceServer, SrcMatch: rx, Dst: f.Dest})
 	}
 	return res, nil
 }
diff --git a/app/discovery/provider/file_test.go b/app/discovery/provider/file_test.go
index b33d1fb..6aeee63 100644
--- a/app/discovery/provider/file_test.go
+++ b/app/discovery/provider/file_test.go
@@ -59,5 +59,6 @@ func TestFile_List(t *testing.T) {
 	t.Logf("%+v", res)
 	assert.Equal(t, 3, len(res))
 	assert.Equal(t, "^/api/svc1/(.*)", res[0].SrcMatch.String())
-	assert.Equal(t, "http://127.0.0.2:8080/blah2/$1/abc", res[1].Dst)
+	assert.Equal(t, "http://127.0.0.3:8080/blah3/xyz", res[1].Dst)
+	assert.Equal(t, "http://127.0.0.2:8080/blah2/$1/abc", res[2].Dst)
 }
diff --git a/app/discovery/provider/testdata/config.yml b/app/discovery/provider/testdata/config.yml
index b25b738..9498b6c 100644
--- a/app/discovery/provider/testdata/config.yml
+++ b/app/discovery/provider/testdata/config.yml
@@ -1,3 +1,5 @@
-- {server: "*", route: "^/api/svc1/(.*)", dest: "http://127.0.0.1:8080/blah1/$1"}
-- {server: "srv.example.com", route: "^/api/svc2/(.*)", dest: "http://127.0.0.2:8080/blah2/$1/abc"}
-- {server: "*", route: "/api/svc3/xyz", dest: "http://127.0.0.3:8080/blah3/xyz"}
+default:
+  - {route: "^/api/svc1/(.*)", dest: "http://127.0.0.1:8080/blah1/$1"}
+  - {route: "/api/svc3/xyz", dest: "http://127.0.0.3:8080/blah3/xyz"}
+srv.example.com:
+  - {route: "^/api/svc2/(.*)", dest: "http://127.0.0.2:8080/blah2/$1/abc"}