diff --git a/lib/zlib-ng b/lib/zlib-ng
new file mode 160000
index 0000000..6ff8b52
--- /dev/null
+++ b/lib/zlib-ng
@@ -0,0 +1 @@
+Subproject commit 6ff8b52cefe56a824fae1d53fdd687bcde2e53c9