--- a/src/cares_wrap.h	2026-07-07 12:42:49.805443924 +0000
+++ b/src/cares_wrap.h	2026-07-07 12:42:49.806876398 +0000
@@ -338,7 +338,7 @@
       void* arg,
       int status,
       int timeouts,
-      struct hostent* host) {
+      const struct hostent* host) {
     QueryWrap<Traits>* wrap = FromCallbackPointer(arg);
     if (wrap == nullptr) return;