diff --git a/jakarta-mail.spec b/jakarta-mail.spec
index f19d5e0..5357bd2 100644
--- a/jakarta-mail.spec
+++ b/jakarta-mail.spec
@@ -1,10 +1,11 @@
 Name:           jakarta-mail
 Version:        1.6.5
-Release:        6%{?dist}
+Release:        7%{?dist}
 Summary:        Jakarta Mail API
 License:        EPL-2.0 or GPLv2 with exceptions
 URL:            https://github.com/eclipse-ee4j/mail
 BuildArch:      noarch
+ExclusiveArch:  aarch64 ppc64le s390x x86_64
 
 Source0:        https://github.com/eclipse-ee4j/mail/archive/%{version}/mail-%{version}.tar.gz
 
@@ -76,6 +77,9 @@ sed -i "s/\${mail\.osgiversion}/%{version}/g" mailapi/pom.xml
 %doc README.md
 
 %changelog
+* Fri Nov 22 2024 Marián Konček <mkoncek@redhat.com> - 1.6.5-7
+- Disable building on i686
+
 * Wed Nov 20 2024 Marián Konček <mkoncek@redhat.com> - 1.6.5-6
 - Rebuild with regenerated Requires on Java