diff --git a/lua-cjson.changes b/lua-cjson.changes
index 8a959d8..2c510a1 100644
--- a/lua-cjson.changes
+++ b/lua-cjson.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Jan 26 09:07:56 UTC 2023 - Michal Suchanek <msuchanek@suse.de>
+
+- Opencode %make_build to prevent build failure when not defined.
+
 -------------------------------------------------------------------
 Sat Feb 13 11:27:22 UTC 2021 - Matej Cepl <mcepl@suse.com>
 
diff --git a/lua-cjson.spec b/lua-cjson.spec
index aecb9ba..4af3a4e 100644
--- a/lua-cjson.spec
+++ b/lua-cjson.spec
@@ -59,7 +59,7 @@ export CFLAGS="%{optflags}"
     -DLUA_INCLUDE_DIR:PATH="%{lua_incdir}"
 find ..
 
-%make_build \
+make %{?_make_output_sync} %{?_smp_mflags} \
     CC="gcc" \
     PREFIX="%{_prefix}" \
     LUA_INCLUDE_DIR=%{lua_incdir}