diff --git a/ghc-HsYAML-aeson.changes b/ghc-HsYAML-aeson.changes
index 587bf9c..3bce7f2 100644
--- a/ghc-HsYAML-aeson.changes
+++ b/ghc-HsYAML-aeson.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Oct 17 12:20:00 UTC 2020 - Ondřej Súkup <mimi.vx@gmail.com>
+ 
+- force i686 arch on i586
+ 
 -------------------------------------------------------------------
 Mon Aug 31 09:34:35 UTC 2020 - psimons@suse.com
 
diff --git a/ghc-HsYAML-aeson.spec b/ghc-HsYAML-aeson.spec
index 0adb8ae..5f8ea65 100644
--- a/ghc-HsYAML-aeson.spec
+++ b/ghc-HsYAML-aeson.spec
@@ -36,6 +36,12 @@ BuildRequires:  ghc-scientific-devel
 BuildRequires:  ghc-text-devel
 BuildRequires:  ghc-unordered-containers-devel
 BuildRequires:  ghc-vector-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
 
 %description
 The [YAML 1.2](https://yaml.org/spec/1.2/spec.html) format provides a much