diff --git a/scripts/functions.sh b/scripts/functions.sh
index 3c716d1..626f538 100644
--- a/scripts/functions.sh
+++ b/scripts/functions.sh
@@ -128,15 +128,6 @@ print_error(){
   fi
 }
 
-#pkg_check(){
-#  #WIP
-#  if [[ $(dpkg-query -f'${Status}' --show $PKG 2>/dev/null) = *\ installed ]]; then
-#    echo "WIP"
-#  else
-#    sudo apt-get -y install $PKG 2>/dev/null
-#  fi
-#}
-
 build_fw(){
     if [ -d $KLIPPER_DIR ]; then
       cd $KLIPPER_DIR && make menuconfig
diff --git a/scripts/install_dwc2.sh b/scripts/install_dwc2.sh
index 2472fc7..30d7f06 100644
--- a/scripts/install_dwc2.sh
+++ b/scripts/install_dwc2.sh
@@ -155,9 +155,10 @@ dwc2_reverse_proxy_dialog(){
 }
 
 dwc2_reverse_proxy(){
-  if ! [[ $(dpkg-query -f'${Status}' --show nginx 2>/dev/null) = *\ installed ]]; then
-    sudo apt-get install nginx -y
-  fi
+  #check for dependencies
+  dep=(avahi-daemon nginx)
+  dependency_check
+  #execute operations
   cat ${HOME}/kiauh/resources/dwc2_nginx.cfg > ${HOME}/kiauh/resources/dwc2
   sudo mv ${HOME}/kiauh/resources/dwc2 /etc/nginx/sites-available/dwc2
   if [ -e /etc/nginx/sites-enabled/default ]; then
diff --git a/scripts/install_mainsail.sh b/scripts/install_mainsail.sh
index 30f212a..d114d58 100644
--- a/scripts/install_mainsail.sh
+++ b/scripts/install_mainsail.sh
@@ -3,10 +3,12 @@ mainsail_install_routine(){
   if [ -d $KLIPPER_DIR ]; then
     #check for dependencies
     dep=(wget curl unzip)
-    dep_check
+    dependency_check
     #execute operation
     #disable octoprint service if installed
-      disable_octoprint_service
+      if systemctl is-enabled octoprint.service -q 2>/dev/null; then
+        disable_octoprint_service
+      fi
     disable_haproxy_lighttpd
     remove_haproxy_lighttpd
     install_moonraker