diff --git a/xray/services/utils/graph.go b/xray/services/utils/graph.go
index d976d55a6..d7c7fb645 100644
--- a/xray/services/utils/graph.go
+++ b/xray/services/utils/graph.go
@@ -35,6 +35,8 @@ type GraphNode struct {
 	Nodes []*GraphNode `json:"nodes,omitempty"`
 	// Node parent (for internal use)
 	Parent *GraphNode `json:"-"`
+	// Node file types (tar, jar, zip, pom)
+	Types []string `json:"_"`
 }
 
 func (currNode *GraphNode) NodeHasLoop() bool {