diff --git a/scripts/tool.js b/scripts/tool.js
index 02ef7b4..f678d22 100644
--- a/scripts/tool.js
+++ b/scripts/tool.js
@@ -229,7 +229,8 @@ function Tool (client) {
     // Cannot cast close twice
     if (type === 'close') {
       const prev = this.layer()[this.layer().length - 1]
-      if (!prev || prev.type === 'close') {
+      console.log(this.vertices.length)
+      if (!prev || prev.type === 'close' || this.vertices.length !== 0) {
         return false
       }
     }