diff --git a/lasso.spec b/lasso.spec
index eb68ca2..4ced294 100644
--- a/lasso.spec
+++ b/lasso.spec
@@ -229,7 +229,7 @@ sed -i -E -e '/^#![[:blank:]]*(\/usr\/bin\/env[[:blank:]]+python[^3]?\>)|(\/usr\
 %else
   %configure %{configure_args}
 %endif
-make %{?_smp_mflags} CFLAGS="%{optflags}"
+%make_build CFLAGS="%{optflags}"
 
 %check
 make check