diff --git a/koji-setup/koji-bootstrap-build.sh b/koji-setup/koji-bootstrap-build.sh
index 302365d..3f25bf7 100755
--- a/koji-setup/koji-bootstrap-build.sh
+++ b/koji-setup/koji-bootstrap-build.sh
@@ -142,7 +142,7 @@ for RELEASE in 11 12 ; do
     TAG="sme$RELEASE-os"
     sudo -u kojiadmin koji add-tag dist-"$TAG"
     sudo -u kojiadmin koji edit-tag dist-"$TAG" -x mock.package_manager="$PKGMANAGER"
-    sudo -u kojiadmin koji add-tag --parent dist-"$TAG" --arches "$RPM_ARCH" dist-"$TAG"-build
+    sudo -u kojiadmin koji add-tag --parent dist-"$TAG" --arches="$RPM_ARCH" dist-"$TAG"-build
     sudo -u kojiadmin koji add-target dist-"$TAG" dist-"$TAG"-build
     sudo -u kojiadmin koji add-group dist-"$TAG"-build build
     sudo -u kojiadmin koji add-group dist-"$TAG"-build srpm-build