diff --git a/ghc-language-c.changes b/ghc-language-c.changes
index da52246..4db40aa 100644
--- a/ghc-language-c.changes
+++ b/ghc-language-c.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
  
 -------------------------------------------------------------------
 Fri Sep  4 17:21:42 UTC 2020 - psimons@suse.com
diff --git a/ghc-language-c.spec b/ghc-language-c.spec
index 44a2779..b4eb74b 100644
--- a/ghc-language-c.spec
+++ b/ghc-language-c.spec
@@ -39,12 +39,7 @@ BuildRequires:  ghc-process-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  ghc-syb-devel
 BuildRequires:  happy
-# 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
 Language C is a haskell library for the analysis and generation of C code.