diff --git a/auxil/c-ares b/auxil/c-ares
index 0ad09d251b..a57ff692ee 160000
--- a/auxil/c-ares
+++ b/auxil/c-ares
@@ -1 +1 @@
-Subproject commit 0ad09d251bf01cc2b7860950527e33e22cd64256
+Subproject commit a57ff692eeab8d21c853dc1ddaf0164f517074c3