diff --git a/dist/scripts/gen-spec.sh b/dist/scripts/gen-spec.sh
index 179c0c286e67..81cf03987c44 100755
--- a/dist/scripts/gen-spec.sh
+++ b/dist/scripts/gen-spec.sh
@@ -108,7 +108,7 @@ _gen_kerver_spec() {
 %define kernel_relver $KERNEL_RELVER
 %define kernel_variant ${LOCALVERSION:-"%{nil}"}
 %define kernel_unamer_base $KERNEL_UNAMER_BASE
-%define kernel_unamer_force ${KERNEL_UNAMER_FORCE:-"%{nil}"}
+%define kernel_unamer_force $KERNEL_UNAMER_BASE
 %define rpm_name $KERNEL_NAME
 %define rpm_vendor $VENDOR_CAPITALIZED
 %define rpm_url $URL