diff --git a/src/index.tsx b/src/index.tsx
index 788851c..47126bf 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -135,9 +135,10 @@ function PromoButton({
         email: email,
         creative_uri: fileImage,
         asset_title: event.currentTarget.elements.adTitle.value,
-        buttonText: event.currentTarget.elements.buttonText.value,
-        callToAction: event.currentTarget.elements.adCallToActionText.value,
-        copyOption1: event.currentTarget.elements.adCopyInputText.value,
+        buttonText: event.currentTarget.elements?.buttonText?.value || '',
+        callToAction:
+          event.currentTarget.elements?.adCallToActionText?.value || '',
+        copyOption1: event.currentTarget.elements?.adCopyInputText?.value || '',
         isFlat: isFlat,
       };
       if (typeof content?.setPromoData !== 'undefined') {
@@ -185,9 +186,11 @@ function PromoButton({
         setTargetLink(event.currentTarget.elements.target.value);
         setBudget(event.currentTarget.elements.budget.value);
         setAdTitle(event.currentTarget.elements.adTitle.value);
-        setAdCopy(event.currentTarget.elements.adCopyInputText.value);
-        setButtonText(event.currentTarget.elements.buttonText.value);
-        setCallToAction(event.currentTarget.elements.adCallToActionText.value);
+        setAdCopy(event.currentTarget.elements?.adCopyInputText?.value);
+        setButtonText(event.currentTarget.elements?.buttonText?.value);
+        setCallToAction(
+          event.currentTarget.elements?.adCallToActionText?.value
+        );
         setFileImage(undefined);
         setPaymentType(content?.paymentType);
         setIsFlat(event.currentTarget.elements.paymentTypeInput.checked);