diff --git a/ghc-network-byte-order.changes b/ghc-network-byte-order.changes
index 3a0202b..7b1a80d 100644
--- a/ghc-network-byte-order.changes
+++ b/ghc-network-byte-order.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
  
 -------------------------------------------------------------------
 Tue Sep 29 02:00:53 UTC 2020 - psimons@suse.com
diff --git a/ghc-network-byte-order.spec b/ghc-network-byte-order.spec
index 9830223..7da8700 100644
--- a/ghc-network-byte-order.spec
+++ b/ghc-network-byte-order.spec
@@ -28,12 +28,7 @@ Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-bytestring-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}
 %if %{with tests}
 BuildRequires:  ghc-doctest-devel
 %endif