diff --git a/libosmocore.spec b/libosmocore.spec
index ae446e5..ef0bd1d 100644
--- a/libosmocore.spec
+++ b/libosmocore.spec
@@ -256,7 +256,7 @@ make %{?_smp_mflags} install DESTDIR="$b"
 find "$b/%_libdir" -type f -name "*.la" -delete
 
 %check
-make check
+make %{?_smp_mflags} check
 
 %post   -n libosmocodec0 -p /sbin/ldconfig
 %postun -n libosmocodec0 -p /sbin/ldconfig