diff --git a/includes/validation/class-amp-validation-manager.php b/includes/validation/class-amp-validation-manager.php
index ce1323589a8..94baa835e3a 100644
--- a/includes/validation/class-amp-validation-manager.php
+++ b/includes/validation/class-amp-validation-manager.php
@@ -2077,7 +2077,7 @@ public static function validate_url( $url ) {
 				break;
 			}
 
-			$validation_url = $location_header;
+			$validation_url = add_query_arg( $added_query_vars, $location_header );
 		}
 
 		if ( is_wp_error( $r ) ) {