diff --git a/installer.sh b/installer.sh
index 7410305..077670d 100644
--- a/installer.sh
+++ b/installer.sh
@@ -1,12 +1,19 @@
 ##--------------##
 #   Pre-Config   #
 ##--------------##
-apt update
+## Checking for preconfigured APT command
+if [ -z "$PKGI" ] || [ -z "$PKGM" ]
+then
+	PKGM="apt"
+	PKGI="${PKGM} install -y"
+fi
+
+$PKGM update
 
 ##-------------##
 #   Installer   #
 ##-------------##
-apt install unattended-upgrades -y
+$PKGI unattended-upgrades
 
 ##----------------##
 #   OS Detection   #