diff --git a/core/field.js b/core/field.js
index 692caa96a2..8a5963258b 100644
--- a/core/field.js
+++ b/core/field.js
@@ -655,8 +655,7 @@ Blockly.Field.prototype.setText = function(newText) {
  * @package
  */
 Blockly.Field.prototype.forceRerender = function() {
-  // Set width to 0 to force a rerender of this field.
-  this.size_.width = 0;
+  this.render_();
 
   if (this.sourceBlock_ && this.sourceBlock_.rendered) {
     this.sourceBlock_.render();