diff --git a/.gitignore b/.gitignore
index 5203d8c..5ef89b2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
+_build.*
 *.obscpio
 *.osc
-_build.*
-_service:*
 .pbuild
+_service:*
+python-mcp-*-build/
diff --git a/_multibuild b/_multibuild
new file mode 100644
index 0000000..fcc7b97
--- /dev/null
+++ b/_multibuild
@@ -0,0 +1,3 @@
+<multibuild>
+  <package>test</package>
+</multibuild>
diff --git a/python-mcp.changes b/python-mcp.changes
index e750f33..a28924c 100644
--- a/python-mcp.changes
+++ b/python-mcp.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Feb  2 17:31:21 UTC 2026 - Matej Cepl <mcepl@cepl.eu>
+
+- Restore tests again.
+
 -------------------------------------------------------------------
 Mon Feb  2 11:47:16 UTC 2026 - Egbert Eich <eich@suse.com>
 
diff --git a/python-mcp.spec b/python-mcp.spec
index 9b18049..1f53fbc 100644
--- a/python-mcp.spec
+++ b/python-mcp.spec
@@ -15,7 +15,17 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 
 
-Name:           python-mcp
+%global flavor @BUILD_FLAVOR@%{nil}
+%if "%{flavor}" == "test"
+%define psuffix -test
+%bcond_without test
+%else
+%define psuffix %{nil}
+%bcond_with test
+%endif
+%bcond_without libalternatives
+%{?sle15_python_module_pythons}
+Name:           python-mcp%{psuffix}
 Version:        1.26.0
 Release:        0
 Summary:        Python implementation of the Model Context Protocol
@@ -34,6 +44,9 @@ BuildRequires:  python-rpm-macros
 Requires:       python-anyio >= 4.5
 Requires:       python-httpx >= 0.27
 Requires:       python-httpx-sse >= 0.4
+# From PyJWT[crypto]
+Requires:       python-cryptography >= 3.4.0
+Requires:       python-jsonschema >= 4.20.0
 Requires:       python-pydantic >= 2.7.2
 Requires:       python-pydantic-settings >= 2.5.2
 Requires:       python-python-multipart >= 0.0.9
@@ -41,6 +54,23 @@ Requires:       python-sse-starlette >= 1.6.1
 Requires:       python-starlette >= 0.27
 Requires:       python-uvicorn >= 0.23.1
 BuildArch:      noarch
+%if %{with test}
+BuildRequires:  %{python_module PyJWT}
+BuildRequires:  %{python_module dirty-equals}
+BuildRequires:  %{python_module inline-snapshot}
+BuildRequires:  %{python_module jsonschema}
+BuildRequires:  %{python_module mcp = %{version}}
+BuildRequires:  %{python_module pytest-asyncio}
+BuildRequires:  %{python_module pytest-examples}
+BuildRequires:  %{python_module pytest-timeout}
+BuildRequires:  %{python_module pytest-xdist}
+BuildRequires:  %{python_module pytest}
+BuildRequires:  %{python_module requests >= 2.32.3}
+BuildRequires:  %{python_module trio}
+BuildRequires:  %{python_module typer}
+BuildRequires:  %{python_module uv >= 0.7.2}
+BuildRequires:  %{python_module websockets}
+%endif
 %python_subpackages
 
 %description
@@ -49,11 +79,12 @@ for python.
 
 %package devel
 Summary:        Executables for %{name}
-Conflicts:      mmv
+BuildRequires:  alts
 Requires(post): update-alternatives
 Requires(postun): update-alternatives
 Recommends: python-uv
 Recommends: npm
+Conflicts:      mmv
 
 %description devel
 This package contains the executables for %{name}.
@@ -62,13 +93,40 @@ This package contains the executables for %{name}.
 %autosetup -p1 -n mcp-%{version}
 
 %build
+%if %{without test}
+# This is an ugly hack, should not be necessary, but is to build on SLE 15 with Python 3.11
+# MgE, 2025-06-19
+%if 0%{?suse_version} < 1600
+sed -i -e "s/3.12/3.11/g" pyproject.toml
+sed -i -e "s/3.13/3.11/g" pyproject.toml
+%endif
+
 %pyproject_wheel
+%endif
 
 %install
+%if %{without test}
 %pyproject_install
 %fdupes %{buildroot}%{python_sitelib}
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 %python_clone -a %{buildroot}%{_bindir}/mcp
+%endif
+
+%check
+%if %{with test}
+sed -i 's/"python"/"python3"/' tests/client/test_stdio.py
+# test_command_execution needs full package including docs
+donttest="test_command_execution"
+# https://github.com/modelcontextprotocol/python-sdk/commit/17f9c00c53b4463ac1a449d601c2d181664ab857 dropped test_build_metadata[with-path-param]
+donttest+=" or test_build_metadata[with-path-param]"
+# test_client_session_version_negotiation_failure failure probably related to https://github.com/modelcontextprotocol/python-sdk/issues/1018
+donttest+=" or test_client_session_version_negotiation_failure"
+# flaky tests on aarch64
+donttest+=" or test_streamablehttp_client_get_stream or test_streamablehttp_client_resumption"
+%pytest -k "not ($donttest or OAuth)"
+# problems with unawaited coroutines
+%pytest -k "OAuth" --asyncio-mode=auto
+%endif
 
 %post devel
 %python_expand %python_install_alternative mcp
@@ -76,6 +134,7 @@ This package contains the executables for %{name}.
 %postun devel
 %python_expand %python_uninstall_alternative mcp
 
+%if %{without test}
 %files %{python_files}
 %license LICENSE
 %doc README.md
@@ -85,5 +144,6 @@ This package contains the executables for %{name}.
 %files %{python_files devel}
 %license LICENSE
 %python_alternative %{_bindir}/mcp
+%endif
 
 %changelog