diff --git a/ghc-ghc-byteorder.changes b/ghc-ghc-byteorder.changes
index 0cfda3e..ab76f64 100644
--- a/ghc-ghc-byteorder.changes
+++ b/ghc-ghc-byteorder.changes
@@ -1,7 +1,7 @@
 -------------------------------------------------------------------
 Thu Oct 17 12:20:00 UTC 2020 - Ondřej Súkup <mimi.vx@gmail.com>
  
-- force i686 arch on i586
+- disable %{ix86} build
  
 -------------------------------------------------------------------
 Sun Nov  8 13:01:23 UTC 2020 - psimons@suse.com
diff --git a/ghc-ghc-byteorder.spec b/ghc-ghc-byteorder.spec
index ef045d7..5a5faba 100644
--- a/ghc-ghc-byteorder.spec
+++ b/ghc-ghc-byteorder.spec
@@ -26,12 +26,7 @@ URL:            https://hackage.haskell.org/package/%{pkg_name}
 Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
-# GHC dont support i586
-%ifarch %{ix86}
-ExclusiveArch:  i586 i686
-ExclusiveArch:  i686
-%{expand:%%global optflags %(echo "%{optflags}"|sed -e s/i586/i686/) -march=i686 -mtune=generic}
-%endif
+ExcludeArch:    %{ix86}
 
 %description
 This package transparently supplies the "GHC.ByteOrder" API as provided in