diff --git a/deps/zlib b/deps/zlib
index ade6825c..51b7f2ab 160000
--- a/deps/zlib
+++ b/deps/zlib
@@ -1 +1 @@
-Subproject commit ade6825c4996f73d776b0ffa038360762bd318ae
+Subproject commit 51b7f2abdade71cd9bb0e7a373ef2610ec6f9daf