diff --git a/android-emulator/start-emulator.sh b/android-emulator/start-emulator.sh
index e876055..9df3a5e 100755
--- a/android-emulator/start-emulator.sh
+++ b/android-emulator/start-emulator.sh
@@ -1,7 +1,4 @@
 #!/bin/bash
-# http://redsymbol.net/articles/unofficial-bash-strict-mode/
-set -euo pipefail
-IFS=$'\n\t'
 
 which sdkmanager
 which avdmanager
diff --git a/android-emulator/wait-for-boot-completed b/android-emulator/wait-for-boot-completed
index dd343ec..787b8fb 100755
--- a/android-emulator/wait-for-boot-completed
+++ b/android-emulator/wait-for-boot-completed
@@ -3,7 +3,7 @@
 set -euo pipefail
 IFS=$'\n\t'
 
-# Fetch sys.boot_completed instead of init.svc.bootanim to allow -no-window
+# Fetch sys.boot_completed instead of init.svc.bootanim to allow -no-boot-anim option.
 adb wait-for-device
 boot_completed=`adb -e shell getprop sys.boot_completed 2>&1 | head -n 1`
 timeout=0