diff --git a/xmlsec1.spec b/xmlsec1.spec
index 9035e61..cf14a3e 100644
--- a/xmlsec1.spec
+++ b/xmlsec1.spec
@@ -161,7 +161,7 @@ rmdir %{buildroot}%{_datadir}/doc/xmlsec1
 %check
 # Relax the crypto policies for the test-suite
 export GNUTLS_SYSTEM_PRIORITY_FILE=/dev/null
-%make_build -j1 check check-keys check-dsig check-enc
+make %{?_smp_mflags} -j1 check check-keys check-dsig check-enc
 
 %post -n %{libname} -p /sbin/ldconfig
 %postun -n %{libname} -p /sbin/ldconfig