diff --git a/bffh-v0.4.2-with-python3-dockerfile-v2 b/bffh-v0.4.2-with-python3-dockerfile-v2
index 36ae17d..21a62cc 100644
--- a/bffh-v0.4.2-with-python3-dockerfile-v2
+++ b/bffh-v0.4.2-with-python3-dockerfile-v2
@@ -7,7 +7,7 @@ RUN pip3 install paho-mqtt
 # also installs paho-mqtt as it's required for https://gitlab.com/volkersfreunde/tasmota
 
 # https://www.codewithjason.com/docker-hello-world-app/ helped me:
-# docker build --tag bffh-v0.4.2-with-python3 -f bffh-v0.4.2-with-python3-dockerfile .
+# docker build --tag bffh-v0.4.2-with-python3-v2 -f bffh-v0.4.2-with-python3-dockerfile-v2 .
 # https://stackoverflow.com/questions/57528077/docker-compose-with-name-other-than-dockerfile
 
 # this might be another option
@@ -16,4 +16,7 @@ RUN pip3 install paho-mqtt
 #FROM registry.gitlab.com/fabinfra/fabaccess/bffh:v0.4.2
 
 #RUN apt update && apt install -y python3 python3-pipx
-#RUN pip3 install paho-mqtt foo    
\ No newline at end of file
+#RUN pip3 install paho-mqtt foo   
+
+
+# `docker compose downa and `docker compose build` https://github.com/docker/compose/issues/1487
\ No newline at end of file
diff --git a/docker-compose.yaml b/docker-compose.yaml
index e50ba4b..2cd8bbf 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -10,6 +10,7 @@ services:
   
   bffh:
     build: 
+      # changes in the file will require `docker compose down` `docker compose build`
       context: .
       dockerfile: bffh-v0.4.2-with-python3-dockerfile-v2
     pull_policy: always