diff --git a/lua-mpack.spec b/lua-mpack.spec
index 5fdd8cf..50b8f7b 100644
--- a/lua-mpack.spec
+++ b/lua-mpack.spec
@@ -64,7 +64,7 @@ popd
 sed -i 's|LUA_CMOD_INSTALLDIR :=.*|LUA_CMOD_INSTALLDIR := $(shell echo "%{lua_archdir}")|g' Makefile
 
 %build
-make %{?_smp_mflags} \
+%make_build \
     USE_SYSTEM_LUA=yes \
     MPACK_LUA_VERSION=%{lua_version} \
     CFLAGS="%{optflags} -fPIC"