diff --git a/terraform/module.tf b/terraform/module.tf
index 4a22669..d9b62d0 100644
--- a/terraform/module.tf
+++ b/terraform/module.tf
@@ -25,7 +25,7 @@ variable "nginx_sites" {
     listen_port_80_bool     = optional(bool, false)
     geoip_blocking          = optional(bool, false)
     geoip_allow             = optional(list(string), ["FR", "GB"])
-    redirect_to_root_domain - optional(bool, true)
+    redirect_to_root_domain = optional(bool, true)
   }))
 
 }