diff --git a/.gitignore b/.gitignore
index 8c182bb..dfee81c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /main.tar.gz
+/v2.6.0b2.tar.gz
diff --git a/cantera.spec b/cantera.spec
index be1fe9c..d97cc29 100644
--- a/cantera.spec
+++ b/cantera.spec
@@ -1,5 +1,5 @@
 %global fork Cantera
-%global branch main
+%global vmod b2
 
 Name:          cantera
 Version:       2.6.0
@@ -7,7 +7,7 @@ Release:       %autorelease
 Summary:       Chemical kinetics, thermodynamics, and transport tool suite
 License:       BSD
 URL:           https://github.com/%{fork}/%{name}/
-Source0:       %{url}archive/%{branch}.tar.gz
+Source0:       %{url}archive/refs/tags/v%{version}%{vmod}.tar.gz
 
 BuildRequires:  boost-devel
 BuildRequires:  eigen3-devel
@@ -21,9 +21,11 @@ BuildRequires:  python3
 BuildRequires:  python3-Cython
 BuildRequires:  python3-devel
 BuildRequires:  python3-numpy
+BuildRequires:  python3-pip
 BuildRequires:  python3-pytest
 BuildRequires:  python3-ruamel-yaml
 BuildRequires:  python3-scons
+BuildRequires:  python3-wheel
 BuildRequires:  sundials-devel
 BuildRequires:  yaml-cpp-devel
 
@@ -90,18 +92,28 @@ Summary: Static libraries for Cantera
 
 
 %prep
-%autosetup -n %{name}-%{branch}
+%autosetup -n %{name}-%{version}%{vmod}
 
 
 %build
 %set_build_flags
 
-%scons build prefix=%{_prefix} libdirname=%{_lib} system_sundials=y f90_interface=y renamed_shared_libraries=n python_package=full system_eigen=y extra_inc_dirs=/usr/include/eigen3 system_fmt=y
+%scons build prefix=%{_prefix} python_prefix=%{_prefix} libdirname=%{_lib} system_sundials=y f90_interface=y renamed_shared_libraries=n python_package=full system_eigen=y extra_inc_dirs=/usr/include/eigen3 system_fmt=y
 
 
 %install
-%scons install prefix=%{_prefix} libdirname=%{_lib} stage_dir=%{buildroot}
+%scons install prefix=%{_prefix} python_prefix=%{_prefix} libdirname=%{_lib} stage_dir=%{buildroot}
 
+#kludges for https://github.com/Cantera/cantera/issues/1233
+%if 0%{?fedora} >= 36
+mv %{buildroot}%{_prefix}/local/bin/* %{buildroot}%{_bindir}/
+rm -rf %{buildroot}%{_prefix}/local/bin
+%endif
+
+mkdir -p %{buildroot}%{python3_sitearch}/
+mv %{buildroot}%{_prefix}/local/lib64/python%{python3_version}/site-packages/* %{buildroot}%{python3_sitearch}/
+rm -rf %{buildroot}%{_prefix}/local/
+#end_kludge
 
 %check
 %scons test
@@ -129,8 +141,9 @@ Summary: Static libraries for Cantera
 %ghost %{_bindir}/setup_cantera
 %ghost %{_bindir}/setup_cantera.csh
 
+
 %files -n python3-%{name}
-%{python3_sitearch}/Cantera-%{version}a4-py%{python3_version}.egg-info/
+%{python3_sitearch}/Cantera-%{version}%{vmod}.dist-info/
 %{python3_sitearch}/%{name}/
 
 
diff --git a/sources b/sources
index c7d67cd..405658f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (main.tar.gz) = a816754a2ad1b670a6f4e4927adac5c5b15b6b257b0c54436fe98afb3ace14e27a753067960365745b4fe005e91dbff8e3fdfbfcaac16568386e28a5cdd08bc1
+SHA512 (v2.6.0b2.tar.gz) = 78c5e93728463116ceb675ff6244cccc31c577f8a865c5d50e00fc4d1021b1eeb61f89c5682739ed1f2a2906bcad8948111f36746623338f3308ae83faf791aa