diff --git a/macros.python3 b/macros.python3
index 1952aed..a170c4b 100644
--- a/macros.python3
+++ b/macros.python3
@@ -1,7 +1,7 @@
 %python3_sitelib %(%{__python3} -Ic "from distutils.sysconfig import get_python_lib; print(get_python_lib())")
 %python3_sitearch %(%{__python3} -Ic "from distutils.sysconfig import get_python_lib; print(get_python_lib(1))")
-%python3_version %(%{__python3} -Ic "import sys; sys.stdout.write(sys.version[:3])")
-%python3_version_nodots %(%{__python3} -Ic "import sys; sys.stdout.write(sys.version[:3].replace('.',''))")
+%python3_version %(%{__python3} -Ic "import sys; sys.stdout.write('{0.major}.{0.minor}'.format(sys.version_info))")
+%python3_version_nodots %(%{__python3} -Ic "import sys; sys.stdout.write('{0.major}{0.minor}'.format(sys.version_info))")
 %python3_platform %(%{__python3} -Ic "import sysconfig; print(sysconfig.get_platform())")
 %py3dir %{_builddir}/python3-%{name}-%{version}-%{release}