diff --git a/ghc-haskell-lexer.changes b/ghc-haskell-lexer.changes
index c808cd7..d9a8719 100644
--- a/ghc-haskell-lexer.changes
+++ b/ghc-haskell-lexer.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 Aug 18 10:44:59 UTC 2020 - Peter Simons <psimons@suse.com>
diff --git a/ghc-haskell-lexer.spec b/ghc-haskell-lexer.spec
index f2a5c16..04a7798 100644
--- a/ghc-haskell-lexer.spec
+++ b/ghc-haskell-lexer.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
 A fully compliant Haskell 98 lexer.