diff --git a/utils/utils.go b/utils/utils.go
index 9ab2fed4..633a655a 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -165,6 +165,7 @@ func ParseComponents(r *http.Request) []string {
 
 // Run is used to run the static website generator
 func Run(c *config.Config) {
+	commands.MainSite = nil
 	c.Args = append([]string{"--source", c.Path}, c.Args...)
 	commands.HugoCmd.ParseFlags(c.Args)
 	if err := commands.HugoCmd.RunE(nil, nil); err != nil {