diff --git a/rpm-ostree.spec b/rpm-ostree.spec
index 1f07575..cb456dd 100644
--- a/rpm-ostree.spec
+++ b/rpm-ostree.spec
@@ -13,6 +13,12 @@ Source0: https://github.com/coreos/rpm-ostree/releases/download/v%{version}/rpm-
 
 ExclusiveArch: %{rust_arches}
 
+# ostree not on i686 for RHEL 10
+# https://github.com/containers/composefs/pull/229#issuecomment-1838735764
+%if 0%{?rhel} >= 10
+ExcludeArch:    %{ix86}
+%endif
+
 BuildRequires: make
 %if 0%{?rhel}
 BuildRequires: rust-toolset