diff --git a/metadata/web_app.go b/metadata/web_app.go
index ac77183..260180c 100644
--- a/metadata/web_app.go
+++ b/metadata/web_app.go
@@ -21,10 +21,10 @@ type WebAppMetadata struct {
 	TryFiles      []string       `json:"tryFiles"`
 	ErrorPages    map[int]string `json:"errorPages"`
 	ExtraMetadata ExtraMetadata  `json:"extraMetadata"`
-	Paths         WebAppFileMap  `json:"paths"`
+	Paths         *WebAppFileMap `json:"paths"`
 }
 
-func NewWebAppMetadata(name string, tryFiles []string, extraMetadata ExtraMetadata, errorPages map[int]string, paths WebAppFileMap) *WebAppMetadata {
+func NewWebAppMetadata(name string, tryFiles []string, extraMetadata ExtraMetadata, errorPages map[int]string, paths *WebAppFileMap) *WebAppMetadata {
 	return &WebAppMetadata{
 		Name:          name,
 		TryFiles:      tryFiles,