diff --git a/database/instance_db.go b/database/instance_db.go
index 7e6e87c8e..ee43985d5 100644
--- a/database/instance_db.go
+++ b/database/instance_db.go
@@ -14,7 +14,7 @@ type InstanceDB interface {
 
 	// Save saves instance to database.
 	Save(i *instance.Instance) error
-	
+
 	// Delete an instance by instance hash.
 	Delete(hash string) error