diff --git a/snap/hooks/install b/snap/hooks/install
index 505bfb9..08abb41 100755
--- a/snap/hooks/install
+++ b/snap/hooks/install
@@ -1,4 +1,4 @@
-#!/bin/sh -e
+#!/bin/bash -e
 
 # Define a function to log messages
 log() {
diff --git a/snap/local/image_view_launcher.sh b/snap/local/image_view_launcher.sh
index b8a1a2c..2b11119 100755
--- a/snap/local/image_view_launcher.sh
+++ b/snap/local/image_view_launcher.sh
@@ -1,4 +1,4 @@
-#!/bin/sh -e
+#!/bin/bash -e
 
 # Get the namespace and device namespace from snapctl
 NAMESPACE="$(snapctl get driver.namespace)"
diff --git a/snap/local/launcher.sh b/snap/local/launcher.sh
index 9509c92..c982f32 100755
--- a/snap/local/launcher.sh
+++ b/snap/local/launcher.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/bash
+#!/bin/bash -e
 
 log() {
     local message="$1"
diff --git a/snap/local/start_launcher.sh b/snap/local/start_launcher.sh
index 3f1ddc4..a13d124 100755
--- a/snap/local/start_launcher.sh
+++ b/snap/local/start_launcher.sh
@@ -1,10 +1,6 @@
-#!/bin/sh -e
+#!/bin/bash -e
 
-log() {
-    local message="$1"
-    # Log the message with logger
-    logger -t "${SNAP_NAME}" "stop: $message"
-}
+source $SNAP/usr/bin/utils.sh
 
 log "Start ${SNAP_NAME}.daemon service"
 snapctl start --enable ${SNAP_NAME}.daemon 2>&1 || true
diff --git a/snap/local/stop_launcher.sh b/snap/local/stop_launcher.sh
index c77d02f..9b40d4e 100755
--- a/snap/local/stop_launcher.sh
+++ b/snap/local/stop_launcher.sh
@@ -1,10 +1,6 @@
-#!/bin/sh -e
+#!/bin/bash -e
 
-log() {
-    local message="$1"
-    # Log the message with logger
-    logger -t "${SNAP_NAME}" "stop: $message"
-}
+source $SNAP/usr/bin/utils.sh
 
 log "Stop ${SNAP_NAME}.daemon service"
 snapctl stop --disable ${SNAP_NAME}.daemon 2>&1 || true