diff --git a/nucleus/controller.go b/nucleus/controller.go
index 9fb01b4cbb9e839abcc2893ff36d98d7a477a7d4..7a18b975d7b2d377a47dcc7ddfa7bd4b6d487356 100644
--- a/nucleus/controller.go
+++ b/nucleus/controller.go
@@ -1,6 +1,7 @@
 package nucleus
 
 import (
+	"github.com/google/uuid"
 	"os"
 
 	"code.fbi.h-da.de/cocsn/gosdn/database"