diff --git a/blosc2.changes b/blosc2.changes
index 06e695b..7c626d6 100644
--- a/blosc2.changes
+++ b/blosc2.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Dec 22 17:25:21 UTC 2024 - Marcus Meissner <meissner@suse.com>
+
+- disable s390x build for now, blosc2 still has some endianness
+  issues.
+
 -------------------------------------------------------------------
 Fri Dec  1 13:37:53 UTC 2023 - Ben Greiner <code@bnavigator.de>
 
diff --git a/blosc2.spec b/blosc2.spec
index 648fd5c..3e49f6d 100644
--- a/blosc2.spec
+++ b/blosc2.spec
@@ -34,6 +34,7 @@ BuildRequires:  pkgconfig(liblz4)
 BuildRequires:  pkgconfig(libzstd)
 BuildRequires:  pkgconfig(zlib)
 %{?suse_build_hwcaps_libs}
+ExcludeArch:	s390x
 
 %description
 Blosc is a high performance compressor optimized for binary data