diff --git a/clufter.spec b/clufter.spec
index ff2eecd..be1e8f7 100644
--- a/clufter.spec
+++ b/clufter.spec
@@ -3,9 +3,12 @@
 #   clufter-lib    -> python.+-clufter (any if multiple)
 #   python-clufter -> python2-clufter (subject of change)
 
+# conditionals:
+%bcond_with python2
+
 Name:           clufter
 Version:        0.77.1
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Tool/library for transforming/analyzing cluster configuration formats
 License:        GPLv2+
 URL:            https://pagure.io/%{name}
@@ -13,10 +16,12 @@ URL:            https://pagure.io/%{name}
 # required for autosetup macro
 BuildRequires:  git
 
+%if %{with python2}
 # Python 2 related
 BuildRequires:  python2-devel
 BuildRequires:  python2-setuptools
 BuildRequires:  python2-lxml
+%endif
 
 # Python 3 related
 BuildRequires:  python3-devel
@@ -71,6 +76,7 @@ framework (capable of XSLT) offers also other uses through its plugin library.
 This package contains %{name} command-line interface for the underlying
 library (packaged as python3-%{name}).
 
+%if %{with python2}
 %package -n python2-%{name}
 Summary:        Library for transforming/analyzing cluster configuration formats
 License:        GPLv2+ and GFDL
@@ -87,6 +93,7 @@ stacks configuration conversion (as per RHEL trend), the command-filter-format
 framework (capable of XSLT) offers also other uses through its plugin library.
 
 This package contains %{name} library including built-in plugins.
+%endif
 
 %package -n python3-%{name}
 Summary:        Library for transforming/analyzing cluster configuration formats
@@ -94,6 +101,10 @@ License:        GPLv2+ and GFDL
 
 Provides:       %{name}-lib = %{version}-%{release}
 %{?python_provide:%python_provide python3-%{name}}
+%if %{without python2}
+Obsoletes:      python-%{name} < %{version}-%{release}
+Obsoletes:      python2-%{name} < %{version}-%{release}
+%endif
 Requires:       python3-lxml
 Requires:       %{name}-bin = %{version}-%{release}
 BuildArch:      noarch
@@ -181,7 +192,9 @@ formats and filters.
   --report-bugs='https://bugzilla.redhat.com/enter_bug.cgi?product=Fedora&component=%{name}'
 
 %build
+%if %{with python2}
 %py2_build
+%endif
 # see https://fedoraproject.org/wiki/Changes/python3_c.utf-8_locale;
 # specifically:
 #   File "setup.py", line 466, in _pkg_prepare_file
@@ -192,11 +205,12 @@ formats and filters.
 export LC_ALL=C.UTF-8 LANG=C.UTF-8
 %py3_build
 
-%{__python3} ./run-dev --skip-ext --completion-bash 2>/dev/null \
+%{__python3} -Es ./run-dev --skip-ext --completion-bash 2>/dev/null \
   | sed 's|run[-_]dev|%{name}|g' > .bashcomp
 # generate man pages (proper commands and aliases from a sorted sequence)
 %{__mkdir_p} -- .manpages/man1
-{ echo; ./run-dev -l | sed -n 's|^  \(\S\+\).*|\1|p' | sort; } > .subcmds
+{ echo; %{__python3} -Es ./run-dev -l | sed -n 's|^  \(\S\+\).*|\1|p' \
+  | sort; } > .subcmds
 sed -e 's:\(.\+\):\\\&\\fIrun_dev-\1\\fR\\\|(1), :' \
   -e '1s|\(.*\)|\[SEE ALSO\]\n|' \
   -e '$s|\(.*\)|\1\nand perhaps more|' \
@@ -239,7 +253,9 @@ done < .subcmds
 OUTPUTDIR=.schemas POSTPROCESS="%{SOURCE2}" sh "%{SOURCE3}" --clobber
 
 %install
+%if %{with python2}
 %py2_install
+%endif
 # see build section
 export LC_ALL=C.UTF-8 LANG=C.UTF-8
 %py3_install
@@ -257,10 +273,12 @@ test -f '%{buildroot}%{_bindir}/%{name}' \
 for format in cib corosync; do
   %{__cp} -a -t '%{buildroot}%{_datarootdir}/%{name}/formats' \
           -- "%{buildroot}%{python3_sitelib}/%{name}/formats/${format}"
+%if %{with python2}
   %{__rm} -f -- "%{buildroot}%{python2_sitelib}/%{name}/formats/${format}"/*
   ln -s -t "%{buildroot}%{python2_sitelib}/%{name}/formats/${format}" \
      -- $(pushd "%{buildroot}%{_datarootdir}/%{name}/formats/${format}" >/dev/null; \
           ls -1A | sed "s:.*:%{_datarootdir}/%{name}/formats/${format}/\\0:")
+%endif
   %{__rm} -f -- "%{buildroot}%{python3_sitelib}/%{name}/formats/${format}"/*
   ln -s -t "%{buildroot}%{python3_sitelib}/%{name}/formats/${format}" \
      -- $(pushd "%{buildroot}%{_datarootdir}/%{name}/formats/${format}" >/dev/null; \
@@ -270,8 +288,10 @@ done
 # move ext-plugins from python-specific locations to a single common one
 # incl. the different sorts of precompiled bytecodes
 %{__mkdir_p} -- '%{buildroot}%{_datarootdir}/%{name}/ext-plugins'
+%if %{with python2}
 mv -t '%{buildroot}%{_datarootdir}/%{name}/ext-plugins' \
    -- '%{buildroot}%{python2_sitelib}/%{name}'/ext-plugins/*/
+%endif
 %{__cp} -af -t '%{buildroot}%{_datarootdir}/%{name}/ext-plugins' \
         -- '%{buildroot}%{python3_sitelib}/%{name}'/ext-plugins/*
 %{__rm} -rf -- '%{buildroot}%{python3_sitelib}/%{name}'/ext-plugins/*/
@@ -314,7 +334,9 @@ declare ret=0 \
         ccs_flatten_dir="$(dirname '%{buildroot}%{_libexecdir}/%{name}-%{version}/ccs_flatten')"
 ln -s '%{buildroot}%{_datadir}/cluster'/*.'metadata' \
       "${ccs_flatten_dir}"
+%if %{with python2}
 PATH="${PATH:+${PATH}:}${ccs_flatten_dir}" PYTHONEXEC="%{__python2} -Es" ./run-tests
+%endif
 # see build section
 export LC_ALL=C.UTF-8 LANG=C.UTF-8
 PATH="${PATH:+${PATH}:}${ccs_flatten_dir}" PYTHONEXEC="%{__python3} -Es" ./run-tests
@@ -350,9 +372,11 @@ test -x '%{_bindir}/%{name}' && test -f "${bashcomp}" \
 %{_mandir}/man1/*.1*
 %{_bindir}/%{name}
 
+%if %{with python2}
 %files -n python2-%{name}
 %{python2_sitelib}/%{name}
 %{python2_sitelib}/%{name}-*.egg-info
+%endif
 
 %files -n python3-%{name}
 %{python3_sitelib}/%{name}
@@ -378,6 +402,10 @@ test -x '%{_bindir}/%{name}' && test -f "${bashcomp}" \
 %{_datarootdir}/%{name}/ext-plugins/lib-pcs
 
 %changelog
+* Mon Mar 19 2018 Jan Pokorný <jpokorny+rpm-clufter@fedoraproject.org> - 0.77.1-2
+- stop creating Python 2 packages by default (nothing in Fedora uses it)
+- fix a previously omitted unqualified python invocation
+
 * Thu Mar 15 2018 Jan Pokorný <jpokorny+rpm-clufter@fedoraproject.org> - 0.77.1-1
 - drop no longer favoured Group tag
 - replace unqualified python invocations with explicit python3