diff --git a/rpmbuild/SPECS/omc.spec b/rpmbuild/SPECS/omc.spec
index 4a80f79..9dd910d 100644
--- a/rpmbuild/SPECS/omc.spec
+++ b/rpmbuild/SPECS/omc.spec
@@ -10,6 +10,7 @@ Name: %{project_lname}
 Summary: AGrandTech 5GC OMC
 Version: 2.2311.7
 Release: %{release_date}
+BuildArch: ky10
 Vendor: AGrandTech
 URL: https://www.agrandtech.com/
 License: commercial