--- a/doc/developers.txt	Thu Jul 27 18:47:53 2023 -0400
+++ b/doc/developers.txt	Sun Jul 30 21:12:11 2023 -0400
@@ -206,6 +206,16 @@
 once over the whole test suite. Then subsequent calls will analyze the
 changed files/functions and run tests that cover those changes.
 
+To run some tests (test_liveserver.py, test_indexer.py, ...) you need
+to have some additional modules installed. These include:
+
+  * requests
+  * mock
+  
+If you are working with a docker container that is set up to execute
+Python application and not for development, you will need to install
+pytest.
+
 Internationalization Notes
 --------------------------