diff --git a/google-ads-stubs-v10/src/main/java/com/google/ads/googleads/v10/utils/ErrorUtils.java b/google-ads-stubs-v10/src/main/java/com/google/ads/googleads/v10/utils/ErrorUtils.java
index d6977ae67a..2f88656d6c 100644
--- a/google-ads-stubs-v10/src/main/java/com/google/ads/googleads/v10/utils/ErrorUtils.java
+++ b/google-ads-stubs-v10/src/main/java/com/google/ads/googleads/v10/utils/ErrorUtils.java
@@ -36,7 +36,7 @@ public ErrorPath<GoogleAdsError> createErrorPath(
     return new ErrorPath(
         error,
         pathElement.getFieldName(),
-        Optional.ofNullable(pathElement.hasIndex() ? (long) pathElement.getIndex() : null));
+        pathElement.hasIndex() ? Optional.of(pathElement.getIndex()) : Optional.empty());
   }
 
   @Override