diff --git a/README.md b/README.md
index 117fa94..4be9633 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# SD-Core PCF Operator for K8s
+# SD-Core PCF Operator (k8s)
 [![CharmHub Badge](https://charmhub.io/sdcore-pcf-k8s/badge.svg)](https://charmhub.io/sdcore-pcf-k8s)
 
 A Charmed Operator for SD-Core's Policy Control Function (PCF) component for K8s. 
diff --git a/test-requirements.txt b/test-requirements.txt
index 25d7420..ad14554 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -3,6 +3,7 @@ coverage[toml]
 flake8-docstrings
 flake8-builtins
 isort
+macaroonbakery==1.3.2  # https://protobuf.dev/news/2022-05-06/#python-updates
 mypy
 pep8-naming
 pyproject-flake8