diff --git a/Makefile b/Makefile
index ff33039a0113e8aed5483f867d99efd4b2754ec1..acd1084d8085bea2bf5d3544846200c071bd56b7 100644
--- a/Makefile
+++ b/Makefile
@@ -4,21 +4,22 @@
 
 help::
 	@echo "$(APP_NAME) targets:"
-	@echo "    init.app        - init application environment"
-	@echo "    init.dev        - init development environment"
-	@echo "    lint            - verify code style"
-	@echo "    spell           - check spelling of text"
-	@echo "    test            - run test suite"
-	@echo "    log             - tail log file"
-	@echo "    tns             - connect to telnet server"
-	@echo "    run             - start app"
-	@echo "    run.debug       - start app in debug mode"
-	@echo "    docker.init     - create docker volume for engine socket"
+	@echo "    init.app        	- init application environment"
+	@echo "    init.dev        	- init development environment"
+	@echo "    lint            	- verify code style"
+	@echo "    spell           	- check spelling of text"
+	@echo "    test            	- run test suite"
+	@echo "    log             	- tail log file"
+	@echo "    tns             	- connect to telnet server"
+	@echo "    run             	- start app"
+	@echo "    run.debug       	- start app in debug mode"
+	@echo "    docker.init     	- create docker volume for engine socket"
 	$(call docker_help)
-	@echo "    audio.pa.start  - start pulseaudio server"
-	@echo "    audio.pa.stop   - stop pulseaudio server"
-	@echo "    audio.pa.status - status of pulseaudio server"
-	@echo "    audio.pa.ctrl   - ui for pulseaudio server"
+	@echo "    audio.pa.start  	- start pulseaudio server"
+	@echo "    audio.pa.stop   	- stop pulseaudio server"
+	@echo "    audio.pa.status 	- status of pulseaudio server"
+	@echo "    audio.pa.ctrl   	- ui for pulseaudio server"
+	@echo "    audio.alsa.cards	- list alsa cards"
 
 
 # Settings
@@ -96,4 +97,7 @@ audio.pa.status::
 	pactl list
 
 audio.pa.ctrl::
-	pavucontrol
\ No newline at end of file
+	pavucontrol
+
+audio.alsa.cards::
+	cat /proc/asound/cards
\ No newline at end of file
diff --git a/build/docker.Makefile b/build/docker.Makefile
index d826ead05051aa1c08bf280c54c2284701b0f29d..4ec5259e4d0711e6d934b6278fb07a5b2385d0f1 100644
--- a/build/docker.Makefile
+++ b/build/docker.Makefile
@@ -4,16 +4,16 @@
 # Help
 
 define docker_help
-	@echo "    docker.build    - build docker image"
-	@echo "    docker.push     - push docker image"
-	@echo "    docker.run      - start app in container"
-	@echo "    docker.run.i    - start app in container (interactive mode)"
-	@echo "    docker.run.bash - start bash in container"
-	@echo "    docker.restart  - restart container"
-	@echo "    docker.stop     - stop container"
-	@echo "    docker.rm       - stop and remove container"
-	@echo "    docker.log      - container logs for app"
-	@echo "    docker.bash     - enter bash in running container"
+	@echo "    docker.build    	- build docker image"
+	@echo "    docker.push     	- push docker image"
+	@echo "    docker.run      	- start app in container"
+	@echo "    docker.run.i    	- start app in container (interactive mode)"
+	@echo "    docker.run.bash 	- start bash in container"
+	@echo "    docker.restart  	- restart container"
+	@echo "    docker.stop     	- stop container"
+	@echo "    docker.rm       	- stop and remove container"
+	@echo "    docker.log      	- container logs for app"
+	@echo "    docker.bash     	- enter bash in running container"
 endef
 
 # Dependencies