diff --git a/ghc-ghc-lib-parser-ex.changes b/ghc-ghc-lib-parser-ex.changes
index 89e77d3..1ddc93e 100644
--- a/ghc-ghc-lib-parser-ex.changes
+++ b/ghc-ghc-lib-parser-ex.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
  
 -------------------------------------------------------------------
 Wed Aug 19 07:30:38 UTC 2020 - Michel Normand <normand@linux.vnet.ibm.com>
diff --git a/ghc-ghc-lib-parser-ex.spec b/ghc-ghc-lib-parser-ex.spec
index 42a6d3a..84818ea 100644
--- a/ghc-ghc-lib-parser-ex.spec
+++ b/ghc-ghc-lib-parser-ex.spec
@@ -33,12 +33,7 @@ BuildRequires:  ghc-ghc-boot-th-devel
 BuildRequires:  ghc-ghc-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  ghc-uniplate-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}
 %if %{with tests}
 BuildRequires:  ghc-directory-devel
 BuildRequires:  ghc-extra-devel