diff --git a/jzlib.spec b/jzlib.spec
index 299cc72..a37793c 100644
--- a/jzlib.spec
+++ b/jzlib.spec
@@ -1,11 +1,12 @@
 Name:           jzlib
 Version:        1.1.3
-Release:        21%{?dist}
+Release:        22%{?dist}
 Summary:        Re-implementation of zlib in pure Java
 License:        BSD
 URL:            http://www.jcraft.com/jzlib/
-BuildArch:      noarch
 Source0:        https://github.com/ymnk/jzlib/archive/%{version}.tar.gz
+BuildArch:      noarch
+ExclusiveArch:  aarch64 ppc64le s390x x86_64
 
 # This patch is sent upstream: https://github.com/ymnk/jzlib/pull/15
 Patch0:         jzlib-javadoc-fixes.patch
@@ -66,6 +67,9 @@ cp -pr example/* %{buildroot}%{_datadir}/%{name}
 %doc %{_datadir}/%{name}
 
 %changelog
+* Fri Nov 22 2024 Marián Konček <mkoncek@redhat.com> - 1.1.3-22
+- Disable building on i686
+
 * Thu Nov 21 2024 Marián Konček <mkoncek@redhat.com> - 1.1.3-21
 - Fix patch usage