diff --git a/ghc-mmorph.changes b/ghc-mmorph.changes
index 7116e4f..12a31ab 100644
--- a/ghc-mmorph.changes
+++ b/ghc-mmorph.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 10:45:28 UTC 2020 - Peter Simons <psimons@suse.com>
diff --git a/ghc-mmorph.spec b/ghc-mmorph.spec
index 5094150..b43d38b 100644
--- a/ghc-mmorph.spec
+++ b/ghc-mmorph.spec
@@ -29,12 +29,7 @@ BuildRequires:  ghc-mtl-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  ghc-transformers-compat-devel
 BuildRequires:  ghc-transformers-devel
-# 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 library provides monad morphism utilities, most commonly used for