diff --git a/DEPS b/DEPS
index 0d30af0..08f22ec 100644
--- a/DEPS
+++ b/DEPS
@@ -103,7 +103,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling zlib
   # and whatever else without interference from each other.
-  'zlib_revision': '156be8c52f80cde343088b4a69a80579101b6e67',
+  'zlib_revision': '1b274918e40f45b80d39173919e1ef5550dc40a6',
 }
 
 deps = {