diff --git a/sisu.spec b/sisu.spec
index 348802e..6d8503e 100644
--- a/sisu.spec
+++ b/sisu.spec
@@ -3,12 +3,13 @@
 Name:           sisu
 Epoch:          1
 Version:        0.3.4
-Release:        12%{?dist}
+Release:        13%{?dist}
 Summary:        Eclipse dependency injection framework
 # sisu is EPL-1.0, the bundled asm is BSD
 License:        EPL-1.0 and BSD
 URL:            http://eclipse.org/sisu
 BuildArch:      noarch
+ExclusiveArch:  aarch64 ppc64le s390x x86_64
 
 Source0:        http://git.eclipse.org/c/sisu/org.eclipse.sisu.inject.git/snapshot/releases/%{version}.tar.gz#/org.eclipse.sisu.inject-%{version}.tar.gz
 Source1:        http://git.eclipse.org/c/sisu/org.eclipse.sisu.plexus.git/snapshot/releases/%{version}.tar.gz#/org.eclipse.sisu.plexus-%{version}.tar.gz
@@ -86,6 +87,9 @@ cp %{SOURCE102} sisu-plexus/pom.xml
 %license sisu-inject/LICENSE.txt
 
 %changelog
+* Sat Nov 23 2024 Marián Konček <mkoncek@redhat.com> - 1:0.3.4-13
+- Disable building on i686
+
 * Thu Nov 21 2024 Marián Konček <mkoncek@redhat.com> - 1:0.3.4-12
 - Fix patch usage