diff --git a/deps/zlib b/deps/zlib
index 53ce2713..21767c65 160000
--- a/deps/zlib
+++ b/deps/zlib
@@ -1 +1 @@
-Subproject commit 53ce2713117ef2a8ed682d77b944df991c499252
+Subproject commit 21767c654d31d2dccdde4330529775c6c5fd5389