diff --git a/osc.changes b/osc.changes
index 534c9ec..149df1c 100644
--- a/osc.changes
+++ b/osc.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Aug  4 08:31:49 UTC 2022 - Dirk Müller <dmueller@suse.com>
+
+- build against python3.6 for SLE12 and older
+
 -------------------------------------------------------------------
 Tue Jul 26 19:37:46 UTC 2022 - Daniel Mach <daniel.mach@suse.com>
 
diff --git a/osc.spec b/osc.spec
index 13f8818..a104ba6 100644
--- a/osc.spec
+++ b/osc.spec
@@ -16,13 +16,19 @@
 #
 
 
-%if 0%{?suse_version} >= 1500 || 0%{?fedora} >= 29 || 0%{?rhel} >= 7 || 0%{?mageia} >= 8
+%if 0%{?suse_version} >= 1315 || 0%{?fedora} >= 29 || 0%{?rhel} >= 7 || 0%{?mageia} >= 8
 %bcond_without python3
 %else
 %bcond_with    python3
 %endif
 %if %{with python3}
+%if 0%{?suse_version} >= 1500
 %define use_python python3
+%define use_pythonpkg python3
+%else
+%define use_python python3.6
+%define use_pythonpkg python36
+%endif
 %else
 %define use_python python
 %endif
@@ -46,16 +52,16 @@ Source1:        debian.dirs
 Source2:        debian.docs
 Source3:        debian.osc.links
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  %{use_python}-devel
-BuildRequires:  %{use_python}-setuptools
+BuildRequires:  %{use_pythonpkg}-devel
+BuildRequires:  %{use_pythonpkg}-setuptools
 BuildRequires:  diffstat
 %if 0%{?mandriva_version} || 0%{?mageia}
 BuildRequires:  python-rpm
 Requires:       python-rpm
 %else
 %if 0%{?suse_version} >= 1500 || 0%{?fedora} >= 32 || 0%{?rhel} >= 7
-BuildRequires:  %{use_python}-rpm
-Requires:       %{use_python}-rpm
+BuildRequires:  %{use_pythonpkg}-rpm
+Requires:       %{use_pythonpkg}-rpm
 %else
 BuildRequires:  rpm-python
 Requires:       rpm-python
@@ -65,10 +71,10 @@ Requires:       rpm-python
 BuildArch:      noarch
 %endif
 %if 0%{?suse_version}
-Requires:       %{use_python}
-Recommends:     %{use_python}-progressbar
-BuildRequires:  %{use_python}-xml
-Requires:       %{use_python}-xml
+Requires:       %{use_pythonpkg}
+Recommends:     %{use_pythonpkg}-progressbar
+BuildRequires:  %{use_pythonpkg}-xml
+Requires:       %{use_pythonpkg}-xml
 %if !%{with python3} && 0%{?suse_version} < 1020
 BuildRequires:  python-elementtree
 Requires:       python-elementtree