diff --git a/src/external/bot-skeleton/scratch/hooks/block.js b/src/external/bot-skeleton/scratch/hooks/block.js
index 34fdf715..e7c4df2c 100644
--- a/src/external/bot-skeleton/scratch/hooks/block.js
+++ b/src/external/bot-skeleton/scratch/hooks/block.js
@@ -190,3 +190,31 @@ window.Blockly.FieldDropdown.prototype.doClassValidation_ = function (newValue)
     this.setText(text ?? '');
     return newValue;
 };
+
+window.Blockly.FieldDropdown.prototype.doClassValidation_1 = function (newValue) {
+    this.text_ = null;
+    const text = this?.selectedOption?.[0];
+    this.setText(text ?? '');
+    return newValue;
+};
+
+window.Blockly.FieldDropdown.prototype.doClassValidation_2 = function (newValue) {
+    this.text_ = null;
+    const text = this?.selectedOption?.[0];
+    this.setText(text ?? '');
+    return newValue;
+};
+
+window.Blockly.FieldDropdown.prototype.doClassValidation_3 = function (newValue) {
+    this.text_ = null;
+    const text = this?.selectedOption?.[0];
+    this.setText(text ?? '');
+    return newValue;
+};
+
+window.Blockly.FieldDropdown.prototype.doClassValidation_4 = function (newValue) {
+    this.text_ = null;
+    const text = this?.selectedOption?.[0];
+    this.setText(text ?? '');
+    return newValue;
+};