--- old/src/java.base/share/native/libzip/zlib/deflate.c 2017-07-12 14:29:02.202423873 -0700 +++ new/src/java.base/share/native/libzip/zlib/deflate.c 2017-07-12 14:29:02.049410139 -0700 @@ -505,6 +505,8 @@ s->pending = 0; s->pending_out = s->pending_buf; + s->high_water = 0; /* reset to its inital value 0 */ + if (s->wrap < 0) { s->wrap = -s->wrap; /* was made negative by deflate(..., Z_FINISH); */ }