diff --git a/core/nebula/go.mod b/core/nebula/go.mod
index 032bd23..ea547d2 100644
--- a/core/nebula/go.mod
+++ b/core/nebula/go.mod
@@ -3,6 +3,7 @@
 go 1.16
 
 require (
+	github.com/gorilla/mux v1.8.0
 	k8s.io/api v0.22.2
 	k8s.io/apimachinery v0.22.2
 	k8s.io/client-go v0.22.2