diff --git a/src/index.ts b/src/index.ts
index 435f1da..dbf381d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1056,7 +1056,7 @@ export class ValidationService {
         if (input.form) {
 
             // Adding an error to one input should also add it to others with the same name (i.e. for radio button and checkbox lists).
-            const inputs = input.form.querySelectorAll(`input[name="${input.name}"]`);
+            const inputs = input.form.querySelectorAll(validatableSelector(`[name="${input.name}"]`));
             for (let i = 0; i < inputs.length; i++) {
                 this.swapClasses(inputs[i],
                     this.ValidationInputCssClassName,