diff --git a/libsolv.spec b/libsolv.spec
index f0ee92e..e35f7ba 100644
--- a/libsolv.spec
+++ b/libsolv.spec
@@ -137,13 +137,13 @@ cp -a . %{py3dir}
 %build
 %cmake %_cmake_opts \
         -DPythonLibs_FIND_VERSION=2 -DPythonLibs_FIND_VERSION_MAJOR=2
-%make_build
+make %{?_smp_mflags}
 
 %if %{with python3}
 pushd %{py3dir}/
   %cmake %_cmake_opts \
         -DPythonLibs_FIND_VERSION=3 -DPythonLibs_FIND_VERSION_MAJOR=3
-  %make_build
+  make %{?_smp_mflags}
 popd
 %endif