diff --git a/extensions/ql-vscode/src/view/model-editor/ModelTypeTextbox.tsx b/extensions/ql-vscode/src/view/model-editor/ModelTypeTextbox.tsx
index 48a2de7df..13eb46ee6 100644
--- a/extensions/ql-vscode/src/view/model-editor/ModelTypeTextbox.tsx
+++ b/extensions/ql-vscode/src/view/model-editor/ModelTypeTextbox.tsx
@@ -15,6 +15,10 @@ type Props = {
   "aria-label"?: string;
 };
 
+const stopClickPropagation = (e: React.MouseEvent) => {
+  e.stopPropagation();
+};
+
 export const ModelTypeTextbox = ({
   modeledMethod,
   typeInfo,
@@ -48,5 +52,12 @@ export const ModelTypeTextbox = ({
     500,
   );
 
-  return <VSCodeTextField value={value} onInput={handleChange} {...props} />;
+  return (
+    <VSCodeTextField
+      value={value}
+      onInput={handleChange}
+      onClick={stopClickPropagation}
+      {...props}
+    />
+  );
 };