diff --git a/binder/postBuild b/binder/postBuild
index c335ad0..95729c6 100644
--- a/binder/postBuild
+++ b/binder/postBuild
@@ -7,7 +7,7 @@ pip install . --no-deps --no-build-isolation
 
 # copy notebooks
 mv notebooks/*.ipynb .
-rm -rf notebooks
+cp -r tests/config .
 
 # clean up
-rm -rf .ci_support .github binder docs notebooks pysqa pysqa.egg-info tests .coveralls.yml .gitignore .readthedocs.yml CODE_OF_CONDUCT.md LICENSE MANIFEST.in README.md pyproject.toml setup.py build
\ No newline at end of file
+rm -rf .ci_support .github binder docs notebooks pysqa pysqa.egg-info tests .coveralls.yml .gitignore .readthedocs.yml CODE_OF_CONDUCT.md LICENSE MANIFEST.in README.md pyproject.toml setup.py build