diff --git a/zlib-s390x-z15-fix-hw-compression.patch b/zlib-s390x-z15-fix-hw-compression.patch
new file mode 100644
index 0000000..fa6d8c4
--- /dev/null
+++ b/zlib-s390x-z15-fix-hw-compression.patch
@@ -0,0 +1,47 @@
+From 4a587d07b3774c603f1a33ab1648419064951988 Mon Sep 17 00:00:00 2001
+From: Ilya Leoshkevich <iii@linux.ibm.com>
+Date: Mon, 28 Sep 2020 19:32:44 +0200
+Subject: [PATCH] wip
+
+---
+ contrib/s390/dfltcc.h | 4 ++++
+ inflate.c             | 2 ++
+ 2 files changed, 6 insertions(+)
+
+diff --git a/contrib/s390/dfltcc.h b/contrib/s390/dfltcc.h
+index e4447dd..bf41272 100644
+--- a/contrib/s390/dfltcc.h
++++ b/contrib/s390/dfltcc.h
+@@ -51,5 +51,9 @@ int ZLIB_INTERNAL dfltcc_inflate_disable OF((z_streamp strm));
+     do { \
+         if (dfltcc_was_inflate_used((strm))) return -(1L << 16); \
+     } while (0)
++#define INFLATE_SYNC_POINT_HOOK(strm) \
++    do { \
++        if (dfltcc_was_inflate_used((strm))) return Z_STREAM_ERROR; \
++    } while (0)
+ 
+ #endif
+diff --git a/inflate.c b/inflate.c
+index 2b7d564..6f19a87 100644
+--- a/inflate.c
++++ b/inflate.c
+@@ -100,6 +100,7 @@
+ #define INFLATE_NEED_CHECKSUM(strm) 1
+ #define INFLATE_NEED_UPDATEWINDOW(strm) 1
+ #define INFLATE_MARK_HOOK(strm) do {} while (0)
++#define INFLATE_SYNC_POINT_HOOK(strm) do {} while (0)
+ #endif
+ 
+ #ifdef MAKEFIXED
+@@ -1491,6 +1492,7 @@ z_streamp strm;
+     struct inflate_state FAR *state;
+ 
+     if (inflateStateCheck(strm)) return Z_STREAM_ERROR;
++    INFLATE_SYNC_POINT_HOOK(strm);
+     state = (struct inflate_state FAR *)strm->state;
+     return state->mode == STORED && state->bits == 0;
+ }
+-- 
+2.25.4
+
diff --git a/zlib.changes b/zlib.changes
index 212c36b..e70ff7a 100644
--- a/zlib.changes
+++ b/zlib.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Nov  9 08:00:35 UTC 2020 - Ali Abdallah <ali.abdallah@suse.com>
+
+- Fix hw compression on z15 bsc#1176201
+
 -------------------------------------------------------------------
 Wed Sep 16 15:05:04 UTC 2020 - Stephan Kulow <coolo@suse.com>
 
diff --git a/zlib.spec b/zlib.spec
index 462d849..30ba36c 100644
--- a/zlib.spec
+++ b/zlib.spec
@@ -44,6 +44,8 @@ Patch5:         zlib-no-version-check.patch
 Patch6:         bsc1174736-DFLTCC_LEVEL_MASK-set-to-0x1ff.patch
 Patch7:         bsc1174551-fxi-imcomplete-raw-streams.patch
 Patch8:         zlib-compression-switching.patch
+#PATCH-FIX-SUSE: bsc#1176201, sent upstream by IBM
+Patch9:         zlib-s390x-z15-fix-hw-compression.patch
 BuildRequires:  autoconf
 BuildRequires:  automake
 BuildRequires:  libtool
@@ -137,6 +139,7 @@ It should exit 0
 %patch6 -p1
 %patch7 -p1
 %patch8 -p1
+%patch9 -p1
 cp %{SOURCE4} .
 
 %build