diff --git a/sympy.spec b/sympy.spec
index 9537ab4..151e8a2 100644
--- a/sympy.spec
+++ b/sympy.spec
@@ -113,11 +113,11 @@ popd
 
 %build
 # Build the python2 version
-python2 setup.py build
+%py2_build
 
 # Build the python3 version
 pushd %{py3dir}
-python3 setup.py build
+%py3_build
 popd
 
 # Build the documentation
@@ -131,7 +131,7 @@ popd
 %install
 # Install the python3 version
 pushd %{py3dir}
-python3 setup.py install -O1 --skip-build --root %{buildroot}
+%py3_install
 sed -i 's/env python/python3/' %{buildroot}%{_bindir}/isympy
 touch -r bin/isympy %{buildroot}%{_bindir}/isympy
 mv %{buildroot}%{_bindir}/isympy %{buildroot}%{_bindir}/python3-isympy
@@ -140,7 +140,7 @@ mv %{buildroot}%{_mandir}/man1/isympy.1 \
 popd
 
 # Install the python2 version
-python2 setup.py install -O1 --skip-build --root %{buildroot}
+%py2_install
 sed -i 's/env python/python2/' %{buildroot}%{_bindir}/isympy
 touch -r bin/isympy %{buildroot}%{_bindir}/isympy