diff --git a/build-tool.js b/build-tool.js
index fd8fc55..68117ef 100644
--- a/build-tool.js
+++ b/build-tool.js
@@ -59,7 +59,7 @@ async function pullOrClone (repo, dest, checkout) {
   await exec('git', dest, 'submodule', 'update')
   let newCommit = String(execWithOutput('git', '-C', dest, 'rev-parse', '--verify', 'HEAD').stdout)
 
-  return currentCommit !== newCommit // returns bool if snap need recompilation
+  return currentCommit !== newCommit // returns true if snap needs recompilation
 }
 
 async function main () {
diff --git a/conf-tool.sh b/conf-tool.sh
index 9dbe3e2..5912586 100644
--- a/conf-tool.sh
+++ b/conf-tool.sh
@@ -35,7 +35,7 @@ fi
 
 dev_user=$(echo "$user_email" | sed "s|@.*||g")
 
-read_prompt "Device channel" "stable"
+read_prompt "Device channel" "edge" # TODO: switch to "stable"/"beta" once released for rpi3
 channel="$val"
 read_prompt "Device environment" "dev" " - use prod for production"
 dev_env="$val"