diff --git a/src/text-editor.js b/src/text-editor.js
index 6f9993eed..18c767f81 100644
--- a/src/text-editor.js
+++ b/src/text-editor.js
@@ -121,7 +121,7 @@ class TextEditor {
     this.id = params.id != null ? params.id : nextId++
     if (this.id >= nextId) {
       // Ensure that new editors get unique ids:
-      nextId = this.id + 1;
+      nextId = this.id + 1
     }
     this.initialScrollTopRow = params.initialScrollTopRow
     this.initialScrollLeftColumn = params.initialScrollLeftColumn