diff --git a/Field3D.spec b/Field3D.spec
index 7f62c1a..75ea313 100644
--- a/Field3D.spec
+++ b/Field3D.spec
@@ -6,7 +6,7 @@ Summary:        Library for storing voxel data
 License:        BSD
 URL:            https://sites.google.com/site/field3d/
 
-Source0:        https://github.com/imageworks/%{name}/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
+Source0:        https://github.com/imageworks/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
 
 Patch0:         Field3D-unit_test.patch
 
@@ -34,8 +34,7 @@ Development headers and documentation for %{name}.
 # Need devel-docs subpackage.
 
 %prep
-%setup -q
-%patch0 -p1
+%autosetup -p1
 
 
 %build
@@ -43,8 +42,7 @@ rm -rf build && mkdir build && pushd build
 %cmake -DINSTALL_DOCS=OFF \
        ../
 
-make %{?_smp_mflags}
-popd
+%make_build
 
 
 %install
@@ -58,12 +56,6 @@ install -D -m 0644 man/f3dinfo.1 %{buildroot}%{_mandir}/man1/f3dinfo.1
 %check
 pushd build
 ./unitTest
-popd
-
-
-%post -p /sbin/ldconfig
-
-%postun -p /sbin/ldconfig
 
 
 %files