diff --git a/python-PyQt6-DataVisualization.changes b/python-PyQt6-DataVisualization.changes
index 7db54eb..368e126 100644
--- a/python-PyQt6-DataVisualization.changes
+++ b/python-PyQt6-DataVisualization.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Aug 23 19:48:02 UTC 2021 - Ben Greiner <code@bnavigator.de>
+
+- Don't write mtime-based init pyc file during import test
+  (boo#1047218)
+
 -------------------------------------------------------------------
 Tue Jun 15 13:13:48 UTC 2021 - Ben Greiner <code@bnavigator.de>
 
diff --git a/python-PyQt6-DataVisualization.spec b/python-PyQt6-DataVisualization.spec
index f1764d8..118dcf4 100644
--- a/python-PyQt6-DataVisualization.spec
+++ b/python-PyQt6-DataVisualization.spec
@@ -1,5 +1,5 @@
 #
-# spec file for package python-PyQt6-DataVisualization
+# spec file
 #
 # Copyright (c) 2021 SUSE LLC
 #
@@ -65,6 +65,7 @@ used to generate the Python bindings for %{name}
 %pyqt_install
 
 %check
+export PYTHONDONTWRITEBYTECODE=1 # boo#1047218
 %{python_expand # there is no test suite. If it compiles and imports, it should be okay.
 export PYTHONPATH=%{buildroot}%{$python_sitearch}
 $python -c 'from PyQt6 import Qt%{qtlib}; assert Qt%{qtlib}.PYQT_DATAVISUALIZATION_VERSION_STR == "%{version}"'