diff --git a/python-tomli.changes b/python-tomli.changes
index 19752cf..08ca7c2 100644
--- a/python-tomli.changes
+++ b/python-tomli.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Oct 15 19:03:22 UTC 2021 - Ben Greiner <code@bnavigator.de>
+
+- Yet another dependency cycle to break: tomli - flit_core - tomli
+  https://flit.readthedocs.io/en/latest/bootstrap.html
+
 -------------------------------------------------------------------
 Fri Oct 15 08:49:47 UTC 2021 - Dominique Leuenberger <dimstar@opensuse.org>
 
diff --git a/python-tomli.spec b/python-tomli.spec
index bcca4da..2a7a537 100644
--- a/python-tomli.spec
+++ b/python-tomli.spec
@@ -36,7 +36,14 @@ URL:            https://github.com/hukkin/tomli
 Source:         https://github.com/hukkin/tomli/archive/refs/tags/%{version}.tar.gz#/tomli-%{version}-gh.tar.gz
 BuildRequires:  %{python_module flit-core}
 BuildRequires:  %{python_module pip}
-#!BuildIgnore: ca-certificates
+# Avoid build cycles
+# https://flit.readthedocs.io/en/latest/bootstrap.html
+#!BuildIgnore:  python3-tomli
+#!BuildIgnore:  python36-tomli
+#!BuildIgnore:  python38-tomli
+#!BuildIgnore:  python39-tomli
+#!BuildIgnore:  python310-tomli
+#!BuildIgnore:  ca-certificates
 %if %{with test}
 BuildRequires:  %{python_module pytest-randomly}
 BuildRequires:  %{python_module pytest}
@@ -54,6 +61,7 @@ Tomli is a Python library for parsing TOML
 %setup -q -n tomli-%{version}
 
 %build
+export PYTHONPATH=$PWD
 %pyproject_wheel
 
 %install